Finding the Fourth Proportional to 4,418,008.36, 6,626,234.88 and 1,179,586.24
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Solution
The fourth proportional to 4,418,008.36, 6,626,234.88 and 1,179,586.24 is: 1,769,171.73
Step by Step Solution
- Step 1: Write the proportion equation
4,418,008.36 : 6,626,234.88 = 1,179,586.24 : x - Step 2: Convert to fraction form
4,418,008.36/6,626,234.88 = 1,179,586.24/x - Step 3: Cross multiply
4,418,008.36x = 6,626,234.88 × 1,179,586.24 - Step 4: Simplify right side
4,418,008.36x = 7,816,215,487,456.05 - Step 5: Solve for x
x = 7,816,215,487,456.05/4,418,008.36 - Step 6: Final answer
x = 1,769,171.73
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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.