Finding the Fourth Proportional to 1,613,446.26, 2,420,188.83 and 491,524.98
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Solution
The fourth proportional to 1,613,446.26, 2,420,188.83 and 491,524.98 is: 737,293.39
Step by Step Solution
- Step 1: Write the proportion equation
1,613,446.26 : 2,420,188.83 = 491,524.98 : x - Step 2: Convert to fraction form
1,613,446.26/2,420,188.83 = 491,524.98/x - Step 3: Cross multiply
1,613,446.26x = 2,420,188.83 × 491,524.98 - Step 4: Simplify right side
1,613,446.26x = 1,189,583,266,261.97 - Step 5: Solve for x
x = 1,189,583,266,261.97/1,613,446.26 - Step 6: Final answer
x = 737,293.39
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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.