Home / 1,489,494.17-2,231,422.53-880,459.09

Finding the Fourth Proportional to 1,489,494.17, 2,231,422.53 and 880,459.09

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Solution

The fourth proportional to 1,489,494.17, 2,231,422.53 and 880,459.09 is: 1,319,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,494.17 : 2,231,422.53 = 880,459.09 : x
  2. Step 2: Convert to fraction form
    1,489,494.17/2,231,422.53 = 880,459.09/x
  3. Step 3: Cross multiply
    1,489,494.17x = 2,231,422.53 × 880,459.09
  4. Step 4: Simplify right side
    1,489,494.17x = 1,964,676,247,564.90
  5. Step 5: Solve for x
    x = 1,964,676,247,564.90/1,489,494.17
  6. Step 6: Final answer
    x = 1,319,022.45

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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.