Home / 3,468,643.20-5,202,964.80-3,415,499.10

Finding the Fourth Proportional to 3,468,643.20, 5,202,964.80 and 3,415,499.10

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Solution

The fourth proportional to 3,468,643.20, 5,202,964.80 and 3,415,499.10 is: 5,123,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,643.20 : 5,202,964.80 = 3,415,499.10 : x
  2. Step 2: Convert to fraction form
    3,468,643.20/5,202,964.80 = 3,415,499.10/x
  3. Step 3: Cross multiply
    3,468,643.20x = 5,202,964.80 × 3,415,499.10
  4. Step 4: Simplify right side
    3,468,643.20x = 17,770,721,591,731.68
  5. Step 5: Solve for x
    x = 17,770,721,591,731.68/3,468,643.20
  6. Step 6: Final answer
    x = 5,123,248.65

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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.