Finding the Fourth Proportional to 4,744,924.92, 7,115,915.61 and 1,711,896.53
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Solution
The fourth proportional to 4,744,924.92, 7,115,915.61 and 1,711,896.53 is: 2,567,313.80
Step by Step Solution
- Step 1: Write the proportion equation
4,744,924.92 : 7,115,915.61 = 1,711,896.53 : x - Step 2: Convert to fraction form
4,744,924.92/7,115,915.61 = 1,711,896.53/x - Step 3: Cross multiply
4,744,924.92x = 7,115,915.61 × 1,711,896.53 - Step 4: Simplify right side
4,744,924.92x = 12,181,711,204,952.26 - Step 5: Solve for x
x = 12,181,711,204,952.26/4,744,924.92 - Step 6: Final answer
x = 2,567,313.80
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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.