Home / 1,469,791.89-2,028,260.79-825,239.25

Finding the Fourth Proportional to 1,469,791.89, 2,028,260.79 and 825,239.25

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Solution

The fourth proportional to 1,469,791.89, 2,028,260.79 and 825,239.25 is: 1,138,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,791.89 : 2,028,260.79 = 825,239.25 : x
  2. Step 2: Convert to fraction form
    1,469,791.89/2,028,260.79 = 825,239.25/x
  3. Step 3: Cross multiply
    1,469,791.89x = 2,028,260.79 × 825,239.25
  4. Step 4: Simplify right side
    1,469,791.89x = 1,673,800,413,144.01
  5. Step 5: Solve for x
    x = 1,673,800,413,144.01/1,469,791.89
  6. Step 6: Final answer
    x = 1,138,800.96

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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.