Home / 1,337,789.25-1,846,139.78-725,926.43

Finding the Fourth Proportional to 1,337,789.25, 1,846,139.78 and 725,926.43

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Solution

The fourth proportional to 1,337,789.25, 1,846,139.78 and 725,926.43 is: 1,001,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,789.25 : 1,846,139.78 = 725,926.43 : x
  2. Step 2: Convert to fraction form
    1,337,789.25/1,846,139.78 = 725,926.43/x
  3. Step 3: Cross multiply
    1,337,789.25x = 1,846,139.78 × 725,926.43
  4. Step 4: Simplify right side
    1,337,789.25x = 1,340,161,666,206.55
  5. Step 5: Solve for x
    x = 1,340,161,666,206.55/1,337,789.25
  6. Step 6: Final answer
    x = 1,001,773.39

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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.