Home / 987,515.52-1,361,454.24-741,458.88

Finding the Fourth Proportional to 987,515.52, 1,361,454.24 and 741,458.88

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Solution

The fourth proportional to 987,515.52, 1,361,454.24 and 741,458.88 is: 1,022,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,515.52 : 1,361,454.24 = 741,458.88 : x
  2. Step 2: Convert to fraction form
    987,515.52/1,361,454.24 = 741,458.88/x
  3. Step 3: Cross multiply
    987,515.52x = 1,361,454.24 × 741,458.88
  4. Step 4: Simplify right side
    987,515.52x = 1,009,462,335,961.65
  5. Step 5: Solve for x
    x = 1,009,462,335,961.65/987,515.52
  6. Step 6: Final answer
    x = 1,022,224.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.