Home / 2,542,398.72-3,813,630.16-745,318.32

Finding the Fourth Proportional to 2,542,398.72, 3,813,630.16 and 745,318.32

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Solution

The fourth proportional to 2,542,398.72, 3,813,630.16 and 745,318.32 is: 1,117,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,398.72 : 3,813,630.16 = 745,318.32 : x
  2. Step 2: Convert to fraction form
    2,542,398.72/3,813,630.16 = 745,318.32/x
  3. Step 3: Cross multiply
    2,542,398.72x = 3,813,630.16 × 745,318.32
  4. Step 4: Simplify right side
    2,542,398.72x = 2,842,368,423,952.53
  5. Step 5: Solve for x
    x = 2,842,368,423,952.53/2,542,398.72
  6. Step 6: Final answer
    x = 1,117,986.88

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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.