Finding the Fourth Proportional to 4,987,159.78, 7,469,914.02 and 3,062,227.99
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Solution
The fourth proportional to 4,987,159.78, 7,469,914.02 and 3,062,227.99 is: 4,586,694.79
Step by Step Solution
- Step 1: Write the proportion equation
4,987,159.78 : 7,469,914.02 = 3,062,227.99 : x - Step 2: Convert to fraction form
4,987,159.78/7,469,914.02 = 3,062,227.99/x - Step 3: Cross multiply
4,987,159.78x = 7,469,914.02 × 3,062,227.99 - Step 4: Simplify right side
4,987,159.78x = 22,874,579,794,937.42 - Step 5: Solve for x
x = 22,874,579,794,937.42/4,987,159.78 - Step 6: Final answer
x = 4,586,694.79
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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.