Home / 5,149,132.28-7,723,857.60-2,590,451.36

Finding the Fourth Proportional to 5,149,132.28, 7,723,857.60 and 2,590,451.36

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Solution

The fourth proportional to 5,149,132.28, 7,723,857.60 and 2,590,451.36 is: 3,885,757.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,132.28 : 7,723,857.60 = 2,590,451.36 : x
  2. Step 2: Convert to fraction form
    5,149,132.28/7,723,857.60 = 2,590,451.36/x
  3. Step 3: Cross multiply
    5,149,132.28x = 7,723,857.60 × 2,590,451.36
  4. Step 4: Simplify right side
    5,149,132.28x = 20,008,277,424,366.34
  5. Step 5: Solve for x
    x = 20,008,277,424,366.34/5,149,132.28
  6. Step 6: Final answer
    x = 3,885,757.12

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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.