Home / 2,114,382.72-3,171,545.64-516,959.52

Finding the Fourth Proportional to 2,114,382.72, 3,171,545.64 and 516,959.52

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Solution

The fourth proportional to 2,114,382.72, 3,171,545.64 and 516,959.52 is: 775,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,382.72 : 3,171,545.64 = 516,959.52 : x
  2. Step 2: Convert to fraction form
    2,114,382.72/3,171,545.64 = 516,959.52/x
  3. Step 3: Cross multiply
    2,114,382.72x = 3,171,545.64 × 516,959.52
  4. Step 4: Simplify right side
    2,114,382.72x = 1,639,560,711,712.49
  5. Step 5: Solve for x
    x = 1,639,560,711,712.49/2,114,382.72
  6. Step 6: Final answer
    x = 775,432.33

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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.