Home / 2,066,078.25-2,850,658.47-1,206,144.36

Finding the Fourth Proportional to 2,066,078.25, 2,850,658.47 and 1,206,144.36

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Solution

The fourth proportional to 2,066,078.25, 2,850,658.47 and 1,206,144.36 is: 1,664,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,078.25 : 2,850,658.47 = 1,206,144.36 : x
  2. Step 2: Convert to fraction form
    2,066,078.25/2,850,658.47 = 1,206,144.36/x
  3. Step 3: Cross multiply
    2,066,078.25x = 2,850,658.47 × 1,206,144.36
  4. Step 4: Simplify right side
    2,066,078.25x = 3,438,305,635,876.73
  5. Step 5: Solve for x
    x = 3,438,305,635,876.73/2,066,078.25
  6. Step 6: Final answer
    x = 1,664,170.09

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1.5x scale

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.