Finding the Fourth Proportional to 1,458,336.62, 2,187,723.64 and 511,540.58
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Solution
The fourth proportional to 1,458,336.62, 2,187,723.64 and 511,540.58 is: 767,387.59
Step by Step Solution
- Step 1: Write the proportion equation
1,458,336.62 : 2,187,723.64 = 511,540.58 : x - Step 2: Convert to fraction form
1,458,336.62/2,187,723.64 = 511,540.58/x - Step 3: Cross multiply
1,458,336.62x = 2,187,723.64 × 511,540.58 - Step 4: Simplify right side
1,458,336.62x = 1,119,109,419,685.31 - Step 5: Solve for x
x = 1,119,109,419,685.31/1,458,336.62 - Step 6: Final answer
x = 767,387.59
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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.