Finding the Fourth Proportional to 4,163,517.72, 5,747,239.98 and 2,713,565.88
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Solution
The fourth proportional to 4,163,517.72, 5,747,239.98 and 2,713,565.88 is: 3,745,754.28
Step by Step Solution
- Step 1: Write the proportion equation
4,163,517.72 : 5,747,239.98 = 2,713,565.88 : x - Step 2: Convert to fraction form
4,163,517.72/5,747,239.98 = 2,713,565.88/x - Step 3: Cross multiply
4,163,517.72x = 5,747,239.98 × 2,713,565.88 - Step 4: Simplify right side
4,163,517.72x = 15,595,514,313,899.88 - Step 5: Solve for x
x = 15,595,514,313,899.88/4,163,517.72 - Step 6: Final answer
x = 3,745,754.28
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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.