Home / 2,899,216.88-4,348,819.83-769,133.55

Finding the Fourth Proportional to 2,899,216.88, 4,348,819.83 and 769,133.55

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Solution

The fourth proportional to 2,899,216.88, 4,348,819.83 and 769,133.55 is: 1,153,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,216.88 : 4,348,819.83 = 769,133.55 : x
  2. Step 2: Convert to fraction form
    2,899,216.88/4,348,819.83 = 769,133.55/x
  3. Step 3: Cross multiply
    2,899,216.88x = 4,348,819.83 × 769,133.55
  4. Step 4: Simplify right side
    2,899,216.88x = 3,344,823,253,350.62
  5. Step 5: Solve for x
    x = 3,344,823,253,350.62/2,899,216.88
  6. Step 6: Final answer
    x = 1,153,698.88

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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.