Home / 3,813,778-5,263,481.42-2,204,146

Finding the Fourth Proportional to 3,813,778, 5,263,481.42 and 2,204,146

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Solution

The fourth proportional to 3,813,778, 5,263,481.42 and 2,204,146 is: 3,041,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,778 : 5,263,481.42 = 2,204,146 : x
  2. Step 2: Convert to fraction form
    3,813,778/5,263,481.42 = 2,204,146/x
  3. Step 3: Cross multiply
    3,813,778x = 5,263,481.42 × 2,204,146
  4. Step 4: Simplify right side
    3,813,778x = 11,601,481,517,967.32
  5. Step 5: Solve for x
    x = 11,601,481,517,967.32/3,813,778
  6. Step 6: Final answer
    x = 3,041,991.83

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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.