Home / 1,672,992.82-2,508,078.48-725,650.30

Finding the Fourth Proportional to 1,672,992.82, 2,508,078.48 and 725,650.30

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Solution

The fourth proportional to 1,672,992.82, 2,508,078.48 and 725,650.30 is: 1,087,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,992.82 : 2,508,078.48 = 725,650.30 : x
  2. Step 2: Convert to fraction form
    1,672,992.82/2,508,078.48 = 725,650.30/x
  3. Step 3: Cross multiply
    1,672,992.82x = 2,508,078.48 × 725,650.30
  4. Step 4: Simplify right side
    1,672,992.82x = 1,819,987,901,435.54
  5. Step 5: Solve for x
    x = 1,819,987,901,435.54/1,672,992.82
  6. Step 6: Final answer
    x = 1,087,863.55

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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.