Home / 1,489,636.11-2,231,634.96-880,601.03

Finding the Fourth Proportional to 1,489,636.11, 2,231,634.96 and 880,601.03

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Solution

The fourth proportional to 1,489,636.11, 2,231,634.96 and 880,601.03 is: 1,319,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,636.11 : 2,231,634.96 = 880,601.03 : x
  2. Step 2: Convert to fraction form
    1,489,636.11/2,231,634.96 = 880,601.03/x
  3. Step 3: Cross multiply
    1,489,636.11x = 2,231,634.96 × 880,601.03
  4. Step 4: Simplify right side
    1,489,636.11x = 1,965,180,033,201.83
  5. Step 5: Solve for x
    x = 1,965,180,033,201.83/1,489,636.11
  6. Step 6: Final answer
    x = 1,319,234.96

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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.