Home / 1,625,839.21-2,244,031.32-1,081,997.92

Finding the Fourth Proportional to 1,625,839.21, 2,244,031.32 and 1,081,997.92

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Solution

The fourth proportional to 1,625,839.21, 2,244,031.32 and 1,081,997.92 is: 1,493,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,839.21 : 2,244,031.32 = 1,081,997.92 : x
  2. Step 2: Convert to fraction form
    1,625,839.21/2,244,031.32 = 1,081,997.92/x
  3. Step 3: Cross multiply
    1,625,839.21x = 2,244,031.32 × 1,081,997.92
  4. Step 4: Simplify right side
    1,625,839.21x = 2,428,037,220,654.85
  5. Step 5: Solve for x
    x = 2,428,037,220,654.85/1,625,839.21
  6. Step 6: Final answer
    x = 1,493,405.50

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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.