Home / 1,331,996.78-1,997,822.04-533,286.16

Finding the Fourth Proportional to 1,331,996.78, 1,997,822.04 and 533,286.16

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Solution

The fourth proportional to 1,331,996.78, 1,997,822.04 and 533,286.16 is: 799,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,996.78 : 1,997,822.04 = 533,286.16 : x
  2. Step 2: Convert to fraction form
    1,331,996.78/1,997,822.04 = 533,286.16/x
  3. Step 3: Cross multiply
    1,331,996.78x = 1,997,822.04 × 533,286.16
  4. Step 4: Simplify right side
    1,331,996.78x = 1,065,410,844,074.97
  5. Step 5: Solve for x
    x = 1,065,410,844,074.97/1,331,996.78
  6. Step 6: Final answer
    x = 799,859.92

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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.