Finding the Fourth Proportional to 2,863,357.97, 3,951,398.52 and 1,574,187.08
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Solution
The fourth proportional to 2,863,357.97, 3,951,398.52 and 1,574,187.08 is: 2,172,358.66
Step by Step Solution
- Step 1: Write the proportion equation
2,863,357.97 : 3,951,398.52 = 1,574,187.08 : x - Step 2: Convert to fraction form
2,863,357.97/3,951,398.52 = 1,574,187.08/x - Step 3: Cross multiply
2,863,357.97x = 3,951,398.52 × 1,574,187.08 - Step 4: Simplify right side
2,863,357.97x = 6,220,240,478,358.13 - Step 5: Solve for x
x = 6,220,240,478,358.13/2,863,357.97 - Step 6: Final answer
x = 2,172,358.66
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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.