Home / 2,732,972.88-4,098,751.92-813,433.44

Finding the Fourth Proportional to 2,732,972.88, 4,098,751.92 and 813,433.44

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Solution

The fourth proportional to 2,732,972.88, 4,098,751.92 and 813,433.44 is: 1,219,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732,972.88 : 4,098,751.92 = 813,433.44 : x
  2. Step 2: Convert to fraction form
    2,732,972.88/4,098,751.92 = 813,433.44/x
  3. Step 3: Cross multiply
    2,732,972.88x = 4,098,751.92 × 813,433.44
  4. Step 4: Simplify right side
    2,732,972.88x = 3,334,061,873,992.20
  5. Step 5: Solve for x
    x = 3,334,061,873,992.20/2,732,972.88
  6. Step 6: Final answer
    x = 1,219,939.61

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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.