Finding the Fourth Proportional to 4,086,540.99, 5,639,357.67 and 2,251,170.96
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Solution
The fourth proportional to 4,086,540.99, 5,639,357.67 and 2,251,170.96 is: 3,106,577.97
Step by Step Solution
- Step 1: Write the proportion equation
4,086,540.99 : 5,639,357.67 = 2,251,170.96 : x - Step 2: Convert to fraction form
4,086,540.99/5,639,357.67 = 2,251,170.96/x - Step 3: Cross multiply
4,086,540.99x = 5,639,357.67 × 2,251,170.96 - Step 4: Simplify right side
4,086,540.99x = 12,695,158,219,757.26 - Step 5: Solve for x
x = 12,695,158,219,757.26/4,086,540.99 - Step 6: Final answer
x = 3,106,577.97
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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.