Home / 2,250,401.30-3,375,238.11-831,125.78

Finding the Fourth Proportional to 2,250,401.30, 3,375,238.11 and 831,125.78

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Solution

The fourth proportional to 2,250,401.30, 3,375,238.11 and 831,125.78 is: 1,246,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,401.30 : 3,375,238.11 = 831,125.78 : x
  2. Step 2: Convert to fraction form
    2,250,401.30/3,375,238.11 = 831,125.78/x
  3. Step 3: Cross multiply
    2,250,401.30x = 3,375,238.11 × 831,125.78
  4. Step 4: Simplify right side
    2,250,401.30x = 2,805,247,406,859.48
  5. Step 5: Solve for x
    x = 2,805,247,406,859.48/2,250,401.30
  6. Step 6: Final answer
    x = 1,246,554.30

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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.