Home / 2,693,763.20-4,040,546.38-800,455.43

Finding the Fourth Proportional to 2,693,763.20, 4,040,546.38 and 800,455.43

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Solution

The fourth proportional to 2,693,763.20, 4,040,546.38 and 800,455.43 is: 1,200,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693,763.20 : 4,040,546.38 = 800,455.43 : x
  2. Step 2: Convert to fraction form
    2,693,763.20/4,040,546.38 = 800,455.43/x
  3. Step 3: Cross multiply
    2,693,763.20x = 4,040,546.38 × 800,455.43
  4. Step 4: Simplify right side
    2,693,763.20x = 3,234,277,265,832.83
  5. Step 5: Solve for x
    x = 3,234,277,265,832.83/2,693,763.20
  6. Step 6: Final answer
    x = 1,200,653.89

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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.