Finding the Fourth Proportional to 1,396,475.92, 2,092,761.20 and 755,395.68
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Solution
The fourth proportional to 1,396,475.92, 2,092,761.20 and 755,395.68 is: 1,132,037.26
Step by Step Solution
- Step 1: Write the proportion equation
1,396,475.92 : 2,092,761.20 = 755,395.68 : x - Step 2: Convert to fraction form
1,396,475.92/2,092,761.20 = 755,395.68/x - Step 3: Cross multiply
1,396,475.92x = 2,092,761.20 × 755,395.68 - Step 4: Simplify right side
1,396,475.92x = 1,580,862,769,751.62 - Step 5: Solve for x
x = 1,580,862,769,751.62/1,396,475.92 - Step 6: Final answer
x = 1,132,037.26
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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.