Home / 1,394,171.70-2,091,257.55-832,917.30

Finding the Fourth Proportional to 1,394,171.70, 2,091,257.55 and 832,917.30

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Solution

The fourth proportional to 1,394,171.70, 2,091,257.55 and 832,917.30 is: 1,249,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,171.70 : 2,091,257.55 = 832,917.30 : x
  2. Step 2: Convert to fraction form
    1,394,171.70/2,091,257.55 = 832,917.30/x
  3. Step 3: Cross multiply
    1,394,171.70x = 2,091,257.55 × 832,917.30
  4. Step 4: Simplify right side
    1,394,171.70x = 1,741,844,592,150.62
  5. Step 5: Solve for x
    x = 1,741,844,592,150.62/1,394,171.70
  6. Step 6: Final answer
    x = 1,249,375.95

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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.