Finding the Fourth Proportional to 1,212,052.92, 1,672,589.97 and 660,757.23
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Solution
The fourth proportional to 1,212,052.92, 1,672,589.97 and 660,757.23 is: 911,821.50
Step by Step Solution
- Step 1: Write the proportion equation
1,212,052.92 : 1,672,589.97 = 660,757.23 : x - Step 2: Convert to fraction form
1,212,052.92/1,672,589.97 = 660,757.23/x - Step 3: Cross multiply
1,212,052.92x = 1,672,589.97 × 660,757.23 - Step 4: Simplify right side
1,212,052.92x = 1,105,175,915,502.98 - Step 5: Solve for x
x = 1,105,175,915,502.98/1,212,052.92 - Step 6: Final answer
x = 911,821.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.