Finding the Fourth Proportional to 2,548,246.75, 3,516,654.47 and 1,386,767.96
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Solution
The fourth proportional to 2,548,246.75, 3,516,654.47 and 1,386,767.96 is: 1,913,780.03
Step by Step Solution
- Step 1: Write the proportion equation
2,548,246.75 : 3,516,654.47 = 1,386,767.96 : x - Step 2: Convert to fraction form
2,548,246.75/3,516,654.47 = 1,386,767.96/x - Step 3: Cross multiply
2,548,246.75x = 3,516,654.47 × 1,386,767.96 - Step 4: Simplify right side
2,548,246.75x = 4,876,783,741,857.69 - Step 5: Solve for x
x = 4,876,783,741,857.69/2,548,246.75 - Step 6: Final answer
x = 1,913,780.03
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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.