Finding the Fourth Proportional to 1,729,256.09, 2,593,978.74 and 718,480.24
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Solution
The fourth proportional to 1,729,256.09, 2,593,978.74 and 718,480.24 is: 1,077,759.67
Step by Step Solution
- Step 1: Write the proportion equation
1,729,256.09 : 2,593,978.74 = 718,480.24 : x - Step 2: Convert to fraction form
1,729,256.09/2,593,978.74 = 718,480.24/x - Step 3: Cross multiply
1,729,256.09x = 2,593,978.74 × 718,480.24 - Step 4: Simplify right side
1,729,256.09x = 1,863,722,473,755.56 - Step 5: Solve for x
x = 1,863,722,473,755.56/1,729,256.09 - Step 6: Final answer
x = 1,077,759.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.