Finding the Fourth Proportional to 5,566,561.20, 8,349,841.80 and 2,732,209.20
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Solution
The fourth proportional to 5,566,561.20, 8,349,841.80 and 2,732,209.20 is: 4,098,313.80
Step by Step Solution
- Step 1: Write the proportion equation
5,566,561.20 : 8,349,841.80 = 2,732,209.20 : x - Step 2: Convert to fraction form
5,566,561.20/8,349,841.80 = 2,732,209.20/x - Step 3: Cross multiply
5,566,561.20x = 8,349,841.80 × 2,732,209.20 - Step 4: Simplify right side
5,566,561.20x = 22,813,514,584,504.56 - Step 5: Solve for x
x = 22,813,514,584,504.56/5,566,561.20 - Step 6: Final answer
x = 4,098,313.80
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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.