Home / 1,406,439.96-1,940,771.80-794,645.76

Finding the Fourth Proportional to 1,406,439.96, 1,940,771.80 and 794,645.76

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Solution

The fourth proportional to 1,406,439.96, 1,940,771.80 and 794,645.76 is: 1,096,545.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,439.96 : 1,940,771.80 = 794,645.76 : x
  2. Step 2: Convert to fraction form
    1,406,439.96/1,940,771.80 = 794,645.76/x
  3. Step 3: Cross multiply
    1,406,439.96x = 1,940,771.80 × 794,645.76
  4. Step 4: Simplify right side
    1,406,439.96x = 1,542,226,081,997.57
  5. Step 5: Solve for x
    x = 1,542,226,081,997.57/1,406,439.96
  6. Step 6: Final answer
    x = 1,096,545.98

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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.