Finding the Fourth Proportional to 2,926,453.68, 4,391,287.11 and 1,487,261.21
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Solution
The fourth proportional to 2,926,453.68, 4,391,287.11 and 1,487,261.21 is: 2,231,708.30
Step by Step Solution
- Step 1: Write the proportion equation
2,926,453.68 : 4,391,287.11 = 1,487,261.21 : x - Step 2: Convert to fraction form
2,926,453.68/4,391,287.11 = 1,487,261.21/x - Step 3: Cross multiply
2,926,453.68x = 4,391,287.11 × 1,487,261.21 - Step 4: Simplify right side
2,926,453.68x = 6,530,990,975,186.90 - Step 5: Solve for x
x = 6,530,990,975,186.90/2,926,453.68 - Step 6: Final answer
x = 2,231,708.30
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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.