Home / 1,131,021.26-1,694,240.40-522,945.38

Finding the Fourth Proportional to 1,131,021.26, 1,694,240.40 and 522,945.38

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Solution

The fourth proportional to 1,131,021.26, 1,694,240.40 and 522,945.38 is: 783,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,021.26 : 1,694,240.40 = 522,945.38 : x
  2. Step 2: Convert to fraction form
    1,131,021.26/1,694,240.40 = 522,945.38/x
  3. Step 3: Cross multiply
    1,131,021.26x = 1,694,240.40 × 522,945.38
  4. Step 4: Simplify right side
    1,131,021.26x = 885,995,189,789.35
  5. Step 5: Solve for x
    x = 885,995,189,789.35/1,131,021.26
  6. Step 6: Final answer
    x = 783,358.56

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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.