Home / 2,138,794.52-2,951,536.05-1,171,961.10

Finding the Fourth Proportional to 2,138,794.52, 2,951,536.05 and 1,171,961.10

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Solution

The fourth proportional to 2,138,794.52, 2,951,536.05 and 1,171,961.10 is: 1,617,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,794.52 : 2,951,536.05 = 1,171,961.10 : x
  2. Step 2: Convert to fraction form
    2,138,794.52/2,951,536.05 = 1,171,961.10/x
  3. Step 3: Cross multiply
    2,138,794.52x = 2,951,536.05 × 1,171,961.10
  4. Step 4: Simplify right side
    2,138,794.52x = 3,459,085,435,847.66
  5. Step 5: Solve for x
    x = 3,459,085,435,847.66/2,138,794.52
  6. Step 6: Final answer
    x = 1,617,306.11

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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.