Finding the Fourth Proportional to 4,409,839.90, 6,612,184.92 and 1,711,013.02
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Solution
The fourth proportional to 4,409,839.90, 6,612,184.92 and 1,711,013.02 is: 2,565,520.46
Step by Step Solution
- Step 1: Write the proportion equation
4,409,839.90 : 6,612,184.92 = 1,711,013.02 : x - Step 2: Convert to fraction form
4,409,839.90/6,612,184.92 = 1,711,013.02/x - Step 3: Cross multiply
4,409,839.90x = 6,612,184.92 × 1,711,013.02 - Step 4: Simplify right side
4,409,839.90x = 11,313,534,488,767.66 - Step 5: Solve for x
x = 11,313,534,488,767.66/4,409,839.90 - Step 6: Final answer
x = 2,565,520.46
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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.