Home / 3,538,301.80-5,304,310.38-1,378,826.68

Finding the Fourth Proportional to 3,538,301.80, 5,304,310.38 and 1,378,826.68

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Solution

The fourth proportional to 3,538,301.80, 5,304,310.38 and 1,378,826.68 is: 2,067,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,301.80 : 5,304,310.38 = 1,378,826.68 : x
  2. Step 2: Convert to fraction form
    3,538,301.80/5,304,310.38 = 1,378,826.68/x
  3. Step 3: Cross multiply
    3,538,301.80x = 5,304,310.38 × 1,378,826.68
  4. Step 4: Simplify right side
    3,538,301.80x = 7,313,724,670,944.94
  5. Step 5: Solve for x
    x = 7,313,724,670,944.94/3,538,301.80
  6. Step 6: Final answer
    x = 2,067,015.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.