Home / 1,192,067.92-1,645,062.28-648,199.80

Finding the Fourth Proportional to 1,192,067.92, 1,645,062.28 and 648,199.80

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Solution

The fourth proportional to 1,192,067.92, 1,645,062.28 and 648,199.80 is: 894,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,067.92 : 1,645,062.28 = 648,199.80 : x
  2. Step 2: Convert to fraction form
    1,192,067.92/1,645,062.28 = 648,199.80/x
  3. Step 3: Cross multiply
    1,192,067.92x = 1,645,062.28 × 648,199.80
  4. Step 4: Simplify right side
    1,192,067.92x = 1,066,329,040,883.54
  5. Step 5: Solve for x
    x = 1,066,329,040,883.54/1,192,067.92
  6. Step 6: Final answer
    x = 894,520.37

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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.