Home / 3,538,300.80-5,304,308.88-1,378,825.68

Finding the Fourth Proportional to 3,538,300.80, 5,304,308.88 and 1,378,825.68

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Solution

The fourth proportional to 3,538,300.80, 5,304,308.88 and 1,378,825.68 is: 2,067,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,300.80 : 5,304,308.88 = 1,378,825.68 : x
  2. Step 2: Convert to fraction form
    3,538,300.80/5,304,308.88 = 1,378,825.68/x
  3. Step 3: Cross multiply
    3,538,300.80x = 5,304,308.88 × 1,378,825.68
  4. Step 4: Simplify right side
    3,538,300.80x = 7,313,717,298,396.04
  5. Step 5: Solve for x
    x = 7,313,717,298,396.04/3,538,300.80
  6. Step 6: Final answer
    x = 2,067,014.00

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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.