Home / 2,221,876.78-3,066,183.39-1,203,281.26

Finding the Fourth Proportional to 2,221,876.78, 3,066,183.39 and 1,203,281.26

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Solution

The fourth proportional to 2,221,876.78, 3,066,183.39 and 1,203,281.26 is: 1,660,524.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,876.78 : 3,066,183.39 = 1,203,281.26 : x
  2. Step 2: Convert to fraction form
    2,221,876.78/3,066,183.39 = 1,203,281.26/x
  3. Step 3: Cross multiply
    2,221,876.78x = 3,066,183.39 × 1,203,281.26
  4. Step 4: Simplify right side
    2,221,876.78x = 3,689,481,012,910.27
  5. Step 5: Solve for x
    x = 3,689,481,012,910.27/2,221,876.78
  6. Step 6: Final answer
    x = 1,660,524.58

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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.