Finding the Fourth Proportional to 4,149,805.16, 5,726,719.77 and 2,314,265.42
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Solution
The fourth proportional to 4,149,805.16, 5,726,719.77 and 2,314,265.42 is: 3,193,679.95
Step by Step Solution
- Step 1: Write the proportion equation
4,149,805.16 : 5,726,719.77 = 2,314,265.42 : x - Step 2: Convert to fraction form
4,149,805.16/5,726,719.77 = 2,314,265.42/x - Step 3: Cross multiply
4,149,805.16x = 5,726,719.77 × 2,314,265.42 - Step 4: Simplify right side
4,149,805.16x = 13,253,149,539,379.66 - Step 5: Solve for x
x = 13,253,149,539,379.66/4,149,805.16 - Step 6: Final answer
x = 3,193,679.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.