Finding the Fourth Proportional to 4,246,694.20, 5,861,103.60 and 2,504,555.08
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Solution
The fourth proportional to 4,246,694.20, 5,861,103.60 and 2,504,555.08 is: 3,456,678.55
Step by Step Solution
- Step 1: Write the proportion equation
4,246,694.20 : 5,861,103.60 = 2,504,555.08 : x - Step 2: Convert to fraction form
4,246,694.20/5,861,103.60 = 2,504,555.08/x - Step 3: Cross multiply
4,246,694.20x = 5,861,103.60 × 2,504,555.08 - Step 4: Simplify right side
4,246,694.20x = 14,679,456,753,957.99 - Step 5: Solve for x
x = 14,679,456,753,957.99/4,246,694.20 - Step 6: Final answer
x = 3,456,678.55
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1.5x scale
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.