Home / 1,079,067.47-1,489,112.89-595,632.49

Finding the Fourth Proportional to 1,079,067.47, 1,489,112.89 and 595,632.49

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Solution

The fourth proportional to 1,079,067.47, 1,489,112.89 and 595,632.49 is: 821,972.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,067.47 : 1,489,112.89 = 595,632.49 : x
  2. Step 2: Convert to fraction form
    1,079,067.47/1,489,112.89 = 595,632.49/x
  3. Step 3: Cross multiply
    1,079,067.47x = 1,489,112.89 × 595,632.49
  4. Step 4: Simplify right side
    1,079,067.47x = 886,964,018,934.11
  5. Step 5: Solve for x
    x = 886,964,018,934.11/1,079,067.47
  6. Step 6: Final answer
    x = 821,972.71

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Double scale
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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.