Home / 2,229,521.20-3,345,167.96-713,437.72

Finding the Fourth Proportional to 2,229,521.20, 3,345,167.96 and 713,437.72

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Solution

The fourth proportional to 2,229,521.20, 3,345,167.96 and 713,437.72 is: 1,070,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,521.20 : 3,345,167.96 = 713,437.72 : x
  2. Step 2: Convert to fraction form
    2,229,521.20/3,345,167.96 = 713,437.72/x
  3. Step 3: Cross multiply
    2,229,521.20x = 3,345,167.96 × 713,437.72
  4. Step 4: Simplify right side
    2,229,521.20x = 2,386,569,002,399.45
  5. Step 5: Solve for x
    x = 2,386,569,002,399.45/2,229,521.20
  6. Step 6: Final answer
    x = 1,070,440.15

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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.