Finding the Fourth Proportional to 3,234,979.20, 4,842,884.16 and 2,397,290.88
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Solution
The fourth proportional to 3,234,979.20, 4,842,884.16 and 2,397,290.88 is: 3,588,833.59
Step by Step Solution
- Step 1: Write the proportion equation
3,234,979.20 : 4,842,884.16 = 2,397,290.88 : x - Step 2: Convert to fraction form
3,234,979.20/4,842,884.16 = 2,397,290.88/x - Step 3: Cross multiply
3,234,979.20x = 4,842,884.16 × 2,397,290.88 - Step 4: Simplify right side
3,234,979.20x = 11,609,802,029,664.46 - Step 5: Solve for x
x = 11,609,802,029,664.46/3,234,979.20 - Step 6: Final answer
x = 3,588,833.59
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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.