Home / 2,275,380.82-3,413,580.32-855,449.20

Finding the Fourth Proportional to 2,275,380.82, 3,413,580.32 and 855,449.20

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Solution

The fourth proportional to 2,275,380.82, 3,413,580.32 and 855,449.20 is: 1,283,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,380.82 : 3,413,580.32 = 855,449.20 : x
  2. Step 2: Convert to fraction form
    2,275,380.82/3,413,580.32 = 855,449.20/x
  3. Step 3: Cross multiply
    2,275,380.82x = 3,413,580.32 × 855,449.20
  4. Step 4: Simplify right side
    2,275,380.82x = 2,920,144,555,473.44
  5. Step 5: Solve for x
    x = 2,920,144,555,473.44/2,275,380.82
  6. Step 6: Final answer
    x = 1,283,365.20

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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.