Finding the Fourth Proportional to 5,772,337.20, 8,656,464.60 and 1,984,939.20
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Solution
The fourth proportional to 5,772,337.20, 8,656,464.60 and 1,984,939.20 is: 2,976,706.89
Step by Step Solution
- Step 1: Write the proportion equation
5,772,337.20 : 8,656,464.60 = 1,984,939.20 : x - Step 2: Convert to fraction form
5,772,337.20/8,656,464.60 = 1,984,939.20/x - Step 3: Cross multiply
5,772,337.20x = 8,656,464.60 × 1,984,939.20 - Step 4: Simplify right side
5,772,337.20x = 17,182,555,917,952.32 - Step 5: Solve for x
x = 17,182,555,917,952.32/5,772,337.20 - Step 6: Final answer
x = 2,976,706.89
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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.