Home / 1,080,992.20-1,492,189.86-967,618.12

Finding the Fourth Proportional to 1,080,992.20, 1,492,189.86 and 967,618.12

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Solution

The fourth proportional to 1,080,992.20, 1,492,189.86 and 967,618.12 is: 1,335,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,992.20 : 1,492,189.86 = 967,618.12 : x
  2. Step 2: Convert to fraction form
    1,080,992.20/1,492,189.86 = 967,618.12/x
  3. Step 3: Cross multiply
    1,080,992.20x = 1,492,189.86 × 967,618.12
  4. Step 4: Simplify right side
    1,080,992.20x = 1,443,869,947,016.26
  5. Step 5: Solve for x
    x = 1,443,869,947,016.26/1,080,992.20
  6. Step 6: Final answer
    x = 1,335,689.51

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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.