Home / 2,115,226.38-3,171,647.25-694,901.10

Finding the Fourth Proportional to 2,115,226.38, 3,171,647.25 and 694,901.10

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Solution

The fourth proportional to 2,115,226.38, 3,171,647.25 and 694,901.10 is: 1,041,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,226.38 : 3,171,647.25 = 694,901.10 : x
  2. Step 2: Convert to fraction form
    2,115,226.38/3,171,647.25 = 694,901.10/x
  3. Step 3: Cross multiply
    2,115,226.38x = 3,171,647.25 × 694,901.10
  4. Step 4: Simplify right side
    2,115,226.38x = 2,203,981,162,836.98
  5. Step 5: Solve for x
    x = 2,203,981,162,836.98/2,115,226.38
  6. Step 6: Final answer
    x = 1,041,959.95

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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.