Home / 2,777,429.43-4,165,282.62-979,892.55

Finding the Fourth Proportional to 2,777,429.43, 4,165,282.62 and 979,892.55

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Solution

The fourth proportional to 2,777,429.43, 4,165,282.62 and 979,892.55 is: 1,469,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,429.43 : 4,165,282.62 = 979,892.55 : x
  2. Step 2: Convert to fraction form
    2,777,429.43/4,165,282.62 = 979,892.55/x
  3. Step 3: Cross multiply
    2,777,429.43x = 4,165,282.62 × 979,892.55
  4. Step 4: Simplify right side
    2,777,429.43x = 4,081,529,407,982.48
  5. Step 5: Solve for x
    x = 4,081,529,407,982.48/2,777,429.43
  6. Step 6: Final answer
    x = 1,469,534.87

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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.