Finding the Fourth Proportional to 3,850,117.95, 5,780,854.26 and 2,147,587.68
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Solution
The fourth proportional to 3,850,117.95, 5,780,854.26 and 2,147,587.68 is: 3,224,548.33
Step by Step Solution
- Step 1: Write the proportion equation
3,850,117.95 : 5,780,854.26 = 2,147,587.68 : x - Step 2: Convert to fraction form
3,850,117.95/5,780,854.26 = 2,147,587.68/x - Step 3: Cross multiply
3,850,117.95x = 5,780,854.26 × 2,147,587.68 - Step 4: Simplify right side
3,850,117.95x = 12,414,891,388,651.52 - Step 5: Solve for x
x = 12,414,891,388,651.52/3,850,117.95 - Step 6: Final answer
x = 3,224,548.33
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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.