Home / 1,299,750.30-1,793,704.35-726,789.11

Finding the Fourth Proportional to 1,299,750.30, 1,793,704.35 and 726,789.11

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Solution

The fourth proportional to 1,299,750.30, 1,793,704.35 and 726,789.11 is: 1,002,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,750.30 : 1,793,704.35 = 726,789.11 : x
  2. Step 2: Convert to fraction form
    1,299,750.30/1,793,704.35 = 726,789.11/x
  3. Step 3: Cross multiply
    1,299,750.30x = 1,793,704.35 × 726,789.11
  4. Step 4: Simplify right side
    1,299,750.30x = 1,303,644,777,808.38
  5. Step 5: Solve for x
    x = 1,303,644,777,808.38/1,299,750.30
  6. Step 6: Final answer
    x = 1,002,996.33

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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.