Home / 2,715,447.38-4,073,171.06-693,695.75

Finding the Fourth Proportional to 2,715,447.38, 4,073,171.06 and 693,695.75

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Solution

The fourth proportional to 2,715,447.38, 4,073,171.06 and 693,695.75 is: 1,040,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,447.38 : 4,073,171.06 = 693,695.75 : x
  2. Step 2: Convert to fraction form
    2,715,447.38/4,073,171.06 = 693,695.75/x
  3. Step 3: Cross multiply
    2,715,447.38x = 4,073,171.06 × 693,695.75
  4. Step 4: Simplify right side
    2,715,447.38x = 2,825,541,434,713.38
  5. Step 5: Solve for x
    x = 2,825,541,434,713.38/2,715,447.38
  6. Step 6: Final answer
    x = 1,040,543.62

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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.