1/2 divided by 3/4 = 1/a times b/c = d/e

Select the values that correctly complete the problem?

a= 1,2,3 or 4

b= 1,2,3 or 4

c= 1,2,3 or 4

d= 1,2,3 or 4

e= 1,2,3 or 4