Home / 2,084,616.28-3,126,891.48-664,662.76

Finding the Fourth Proportional to 2,084,616.28, 3,126,891.48 and 664,662.76

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Solution

The fourth proportional to 2,084,616.28, 3,126,891.48 and 664,662.76 is: 996,983.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,616.28 : 3,126,891.48 = 664,662.76 : x
  2. Step 2: Convert to fraction form
    2,084,616.28/3,126,891.48 = 664,662.76/x
  3. Step 3: Cross multiply
    2,084,616.28x = 3,126,891.48 × 664,662.76
  4. Step 4: Simplify right side
    2,084,616.28x = 2,078,328,321,317.29
  5. Step 5: Solve for x
    x = 2,078,328,321,317.29/2,084,616.28
  6. Step 6: Final answer
    x = 996,983.64

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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.