Home / 2,319,892.38-3,479,700.06-722,230.56

Finding the Fourth Proportional to 2,319,892.38, 3,479,700.06 and 722,230.56

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Solution

The fourth proportional to 2,319,892.38, 3,479,700.06 and 722,230.56 is: 1,083,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,892.38 : 3,479,700.06 = 722,230.56 : x
  2. Step 2: Convert to fraction form
    2,319,892.38/3,479,700.06 = 722,230.56/x
  3. Step 3: Cross multiply
    2,319,892.38x = 3,479,700.06 × 722,230.56
  4. Step 4: Simplify right side
    2,319,892.38x = 2,513,145,722,965.83
  5. Step 5: Solve for x
    x = 2,513,145,722,965.83/2,319,892.38
  6. Step 6: Final answer
    x = 1,083,302.72

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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.