In given numbers the highest decimal place is 3 in number 1.002
So we have to convert all the given numbers into 3 decimal place numbers.
So apply zeros in right side of numbers
1.4 = 1.400
1.54 = 1.540
1.002 = 1.002
1.05 = 1.050
So the numbers 1.400, 1.540, 1.002 and 1.050 all are like decimals.