Home / 1,469,672.82-2,028,265.65-825,135.30

Finding the Fourth Proportional to 1,469,672.82, 2,028,265.65 and 825,135.30

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Solution

The fourth proportional to 1,469,672.82, 2,028,265.65 and 825,135.30 is: 1,138,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,672.82 : 2,028,265.65 = 825,135.30 : x
  2. Step 2: Convert to fraction form
    1,469,672.82/2,028,265.65 = 825,135.30/x
  3. Step 3: Cross multiply
    1,469,672.82x = 2,028,265.65 × 825,135.30
  4. Step 4: Simplify right side
    1,469,672.82x = 1,673,593,585,592.45
  5. Step 5: Solve for x
    x = 1,673,593,585,592.45/1,469,672.82
  6. Step 6: Final answer
    x = 1,138,752.49

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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.