Home / 2,072,190.16-3,107,497.92-991,593.52

Finding the Fourth Proportional to 2,072,190.16, 3,107,497.92 and 991,593.52

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Solution

The fourth proportional to 2,072,190.16, 3,107,497.92 and 991,593.52 is: 1,487,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,190.16 : 3,107,497.92 = 991,593.52 : x
  2. Step 2: Convert to fraction form
    2,072,190.16/3,107,497.92 = 991,593.52/x
  3. Step 3: Cross multiply
    2,072,190.16x = 3,107,497.92 × 991,593.52
  4. Step 4: Simplify right side
    2,072,190.16x = 3,081,374,800,885.48
  5. Step 5: Solve for x
    x = 3,081,374,800,885.48/2,072,190.16
  6. Step 6: Final answer
    x = 1,487,013.53

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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.