Home / 1,906,757.82-2,633,033.75-1,422,481.90

Finding the Fourth Proportional to 1,906,757.82, 2,633,033.75 and 1,422,481.90

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Solution

The fourth proportional to 1,906,757.82, 2,633,033.75 and 1,422,481.90 is: 1,964,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,757.82 : 2,633,033.75 = 1,422,481.90 : x
  2. Step 2: Convert to fraction form
    1,906,757.82/2,633,033.75 = 1,422,481.90/x
  3. Step 3: Cross multiply
    1,906,757.82x = 2,633,033.75 × 1,422,481.90
  4. Step 4: Simplify right side
    1,906,757.82x = 3,745,442,851,464.12
  5. Step 5: Solve for x
    x = 3,745,442,851,464.12/1,906,757.82
  6. Step 6: Final answer
    x = 1,964,299.20

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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.