Home / 1,442,627.92-1,990,809.48-797,997.52

Finding the Fourth Proportional to 1,442,627.92, 1,990,809.48 and 797,997.52

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Solution

The fourth proportional to 1,442,627.92, 1,990,809.48 and 797,997.52 is: 1,101,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,627.92 : 1,990,809.48 = 797,997.52 : x
  2. Step 2: Convert to fraction form
    1,442,627.92/1,990,809.48 = 797,997.52/x
  3. Step 3: Cross multiply
    1,442,627.92x = 1,990,809.48 × 797,997.52
  4. Step 4: Simplify right side
    1,442,627.92x = 1,588,661,027,832.49
  5. Step 5: Solve for x
    x = 1,588,661,027,832.49/1,442,627.92
  6. Step 6: Final answer
    x = 1,101,227.15

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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.