Finding the Fourth Proportional to 1,024,755.12, 1,414,160.64 and 572,046.12
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Solution
The fourth proportional to 1,024,755.12, 1,414,160.64 and 572,046.12 is: 789,422.85
Step by Step Solution
- Step 1: Write the proportion equation
1,024,755.12 : 1,414,160.64 = 572,046.12 : x - Step 2: Convert to fraction form
1,024,755.12/1,414,160.64 = 572,046.12/x - Step 3: Cross multiply
1,024,755.12x = 1,414,160.64 × 572,046.12 - Step 4: Simplify right side
1,024,755.12x = 808,965,107,168.72 - Step 5: Solve for x
x = 808,965,107,168.72/1,024,755.12 - Step 6: Final answer
x = 789,422.85
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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.