Finding the Fourth Proportional to 3,960,755.54, 5,465,809.97 and 2,241,861.02
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Solution
The fourth proportional to 3,960,755.54, 5,465,809.97 and 2,241,861.02 is: 3,093,749.71
Step by Step Solution
- Step 1: Write the proportion equation
3,960,755.54 : 5,465,809.97 = 2,241,861.02 : x - Step 2: Convert to fraction form
3,960,755.54/5,465,809.97 = 2,241,861.02/x - Step 3: Cross multiply
3,960,755.54x = 5,465,809.97 × 2,241,861.02 - Step 4: Simplify right side
3,960,755.54x = 12,253,586,275,932.02 - Step 5: Solve for x
x = 12,253,586,275,932.02/3,960,755.54 - Step 6: Final answer
x = 3,093,749.71
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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.