Conversion Table
1 1/2 inch to 3 inch (metric)
1 1/2 inch	3 inch	3" in metric
inch fraction	inch decimal	millimetres
1/64	0.031	0.79
1/32	0.063	1.59
3/64	0.094	2.38
1/16	0.125	3.18
5/64	0.156	3.97
3/32	0.188	4.76
7/64	0.219	5.56
1/8	0.250	6.35
9/64	0.281	7.14
5/32	0.313	7.94
11/64	0.344	8.73
3/16	0.375	9.53
13/64	0.406	10.32
7/32	0.438	11.11
15/64	0.469	11.91
1/4	0.500	12.70
17/64	0.531	13.49
9/32	0.563	14.29
19/64	0.594	15.08
5/16	0.625	15.88
21/64	0.656	16.67
11/32	0.688	17.46
23/64	0.719	18.26
3/8	0.750	19.05
25/64	0.781	19.84
13/32	0.813	20.64
27/64	0.844	21.43
7/16	0.875	22.23
29/64	0.906	23.02
15/32	0.938	23.81
31/64	0.969	24.61
1/2	1.000	25.40
33/64	1.031	26.19
17/32	1.063	26.99
35/64	1.094	27.78
9/16	1.125	28.58
37/64	1.156	29.37
19/32	1.188	30.16
39/64	1.219	30.96
5/8	1.250	31.75
41/64	1.281	32.54
21/32	1.313	33.34
43/64	1.344	34.13
11/16	1.375	34.93
45/64	1.406	35.72
23/32	1.438	36.51
47/64	1.469	37.31
3/4	1.500	38.10
49/64	1.531	38.89
25/32	1.563	39.69
51/64	1.594	40.48
13/16	1.625	41.28
53/64	1.656	42.07
27/32	1.688	42.86
55/64	1.719	43.66
7/8	1.750	44.45
57/64	1.781	45.24
29/32	1.813	46.04
59/64	1.844	46.83
15/16	1.875	47.63
61/64	1.906	48.42
31/32	1.938	49.21
63/64	1.969	50.01
1	2.000	50.80
1  1/64	2.031	51.59
1  1/32	2.063	52.39
1  3/64	2.094	53.18
1  1/16	2.125	53.98
1  5/64	2.156	54.77
1  3/32	2.188	55.56
1  7/64	2.219	56.36
1  1/8	2.250	57.15
1  9/64	2.281	57.94
1  5/32	2.313	58.74
1 11/64	2.344	59.53
1  3/16	2.375	60.33
1 13/64	2.406	61.12
1  7/32	2.438	61.91
1 15/64	2.469	62.71
1  1/4	2.500	63.50
1 17/64	2.531	64.29
1  9/32	2.563	65.09
1 19/64	2.594	65.88
1  5/16	2.625	66.68
1 21/64	2.656	67.47
1 11/32	2.688	68.26
1 23/64	2.719	69.06
1  3/8	2.750	69.85
1 25/64	2.781	70.64
1 13/32	2.813	71.44
1 27/64	2.844	72.23
1  7/16	2.875	73.03
1 29/64	2.906	73.82
1 15/32	2.938	74.61
1 31/64	2.969	75.41
1  1/2	3.000	76.20
1 33/64	3.031	76.99
1 17/32	3.063	77.79
1 35/64	3.094	78.58
1  9/16	3.125	79.38
1 37/64	3.156	80.17
1 19/32	3.188	80.96
1 39/64	3.219	81.76
1  5/8	3.250	82.55
1 41/64	3.281	83.34
1 21/32	3.313	84.14
1 43/64	3.344	84.93
1 11/16	3.375	85.73
1 45/64	3.406	86.52
1 23/32	3.438	87.31
1 47/64	3.469	88.11
1  3/4	3.500	88.90
1 49/64	3.531	89.69
1 25/32	3.563	90.49
1 51/64	3.594	91.28
1 13/16	3.625	92.08
1 53/64	3.656	92.87
1 27/32	3.688	93.66
1 55/64	3.719	94.46
1  7/8	3.750	95.25
1 57/64	3.781	96.04
1 29/32	3.813	96.84
1 59/64	3.844	97.63
1 15/16	3.875	98.43
1 61/64	3.906	99.22
1 31/32	3.938	100.01
1 63/64	3.969	100.81
2	4.000	101.60