Finding the Fourth Proportional to 4,744,900.43, 7,115,878.62 and 1,711,872.02
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Solution
The fourth proportional to 4,744,900.43, 7,115,878.62 and 1,711,872.02 is: 2,567,276.95
Step by Step Solution
- Step 1: Write the proportion equation
4,744,900.43 : 7,115,878.62 = 1,711,872.02 : x - Step 2: Convert to fraction form
4,744,900.43/7,115,878.62 = 1,711,872.02/x - Step 3: Cross multiply
4,744,900.43x = 7,115,878.62 × 1,711,872.02 - Step 4: Simplify right side
4,744,900.43x = 12,181,473,507,294.21 - Step 5: Solve for x
x = 12,181,473,507,294.21/4,744,900.43 - Step 6: Final answer
x = 2,567,276.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.