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Finding the Fourth Proportional to 2,203,491, 3,305,789.46 and 627,555

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Solution

The fourth proportional to 2,203,491, 3,305,789.46 and 627,555 is: 941,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,491 : 3,305,789.46 = 627,555 : x
  2. Step 2: Convert to fraction form
    2,203,491/3,305,789.46 = 627,555/x
  3. Step 3: Cross multiply
    2,203,491x = 3,305,789.46 × 627,555
  4. Step 4: Simplify right side
    2,203,491x = 2,074,564,704,570.30
  5. Step 5: Solve for x
    x = 2,074,564,704,570.30/2,203,491
  6. Step 6: Final answer
    x = 941,489.98

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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.