Finding the Fourth Proportional to 1,010,821.92, 1,516,593.87 and 434,202.95
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Solution
The fourth proportional to 1,010,821.92, 1,516,593.87 and 434,202.95 is: 651,459.48
Step by Step Solution
- Step 1: Write the proportion equation
1,010,821.92 : 1,516,593.87 = 434,202.95 : x - Step 2: Convert to fraction form
1,010,821.92/1,516,593.87 = 434,202.95/x - Step 3: Cross multiply
1,010,821.92x = 1,516,593.87 × 434,202.95 - Step 4: Simplify right side
1,010,821.92x = 658,509,524,722.95 - Step 5: Solve for x
x = 658,509,524,722.95/1,010,821.92 - Step 6: Final answer
x = 651,459.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.