Home / 2,236,822.70-3,086,850.48-1,218,226.64

Finding the Fourth Proportional to 2,236,822.70, 3,086,850.48 and 1,218,226.64

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Solution

The fourth proportional to 2,236,822.70, 3,086,850.48 and 1,218,226.64 is: 1,681,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,822.70 : 3,086,850.48 = 1,218,226.64 : x
  2. Step 2: Convert to fraction form
    2,236,822.70/3,086,850.48 = 1,218,226.64/x
  3. Step 3: Cross multiply
    2,236,822.70x = 3,086,850.48 × 1,218,226.64
  4. Step 4: Simplify right side
    2,236,822.70x = 3,760,483,488,432.79
  5. Step 5: Solve for x
    x = 3,760,483,488,432.79/2,236,822.70
  6. Step 6: Final answer
    x = 1,681,171.91

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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.