Home / 1,371,932.24-1,892,924.52-791,332.88

Finding the Fourth Proportional to 1,371,932.24, 1,892,924.52 and 791,332.88

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Solution

The fourth proportional to 1,371,932.24, 1,892,924.52 and 791,332.88 is: 1,091,842.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,932.24 : 1,892,924.52 = 791,332.88 : x
  2. Step 2: Convert to fraction form
    1,371,932.24/1,892,924.52 = 791,332.88/x
  3. Step 3: Cross multiply
    1,371,932.24x = 1,892,924.52 × 791,332.88
  4. Step 4: Simplify right side
    1,371,932.24x = 1,497,933,412,034.22
  5. Step 5: Solve for x
    x = 1,497,933,412,034.22/1,371,932.24
  6. Step 6: Final answer
    x = 1,091,842.12

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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.