Home / 1,172,291.24-1,617,762.82-635,747.24

Finding the Fourth Proportional to 1,172,291.24, 1,617,762.82 and 635,747.24

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Solution

The fourth proportional to 1,172,291.24, 1,617,762.82 and 635,747.24 is: 877,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,291.24 : 1,617,762.82 = 635,747.24 : x
  2. Step 2: Convert to fraction form
    1,172,291.24/1,617,762.82 = 635,747.24/x
  3. Step 3: Cross multiply
    1,172,291.24x = 1,617,762.82 × 635,747.24
  4. Step 4: Simplify right side
    1,172,291.24x = 1,028,488,247,789.62
  5. Step 5: Solve for x
    x = 1,028,488,247,789.62/1,172,291.24
  6. Step 6: Final answer
    x = 877,331.68

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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.