Finding the Fourth Proportional to 1,329,305.68, 1,834,432.50 and 725,693.68
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Solution
The fourth proportional to 1,329,305.68, 1,834,432.50 and 725,693.68 is: 1,001,452.18
Step by Step Solution
- Step 1: Write the proportion equation
1,329,305.68 : 1,834,432.50 = 725,693.68 : x - Step 2: Convert to fraction form
1,329,305.68/1,834,432.50 = 725,693.68/x - Step 3: Cross multiply
1,329,305.68x = 1,834,432.50 × 725,693.68 - Step 4: Simplify right side
1,329,305.68x = 1,331,236,071,636.60 - Step 5: Solve for x
x = 1,331,236,071,636.60/1,329,305.68 - Step 6: Final answer
x = 1,001,452.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.