Home / 2,121,780.96-3,182,640.26-524,344

Finding the Fourth Proportional to 2,121,780.96, 3,182,640.26 and 524,344

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Solution

The fourth proportional to 2,121,780.96, 3,182,640.26 and 524,344 is: 786,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,780.96 : 3,182,640.26 = 524,344 : x
  2. Step 2: Convert to fraction form
    2,121,780.96/3,182,640.26 = 524,344/x
  3. Step 3: Cross multiply
    2,121,780.96x = 3,182,640.26 × 524,344
  4. Step 4: Simplify right side
    2,121,780.96x = 1,668,798,324,489.44
  5. Step 5: Solve for x
    x = 1,668,798,324,489.44/2,121,780.96
  6. Step 6: Final answer
    x = 786,508.29

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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.