Home / 2,728,858.38-3,764,662.83-2,002,443.90

Finding the Fourth Proportional to 2,728,858.38, 3,764,662.83 and 2,002,443.90

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Solution

The fourth proportional to 2,728,858.38, 3,764,662.83 and 2,002,443.90 is: 2,762,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,858.38 : 3,764,662.83 = 2,002,443.90 : x
  2. Step 2: Convert to fraction form
    2,728,858.38/3,764,662.83 = 2,002,443.90/x
  3. Step 3: Cross multiply
    2,728,858.38x = 3,764,662.83 × 2,002,443.90
  4. Step 4: Simplify right side
    2,728,858.38x = 7,538,526,119,490.24
  5. Step 5: Solve for x
    x = 7,538,526,119,490.24/2,728,858.38
  6. Step 6: Final answer
    x = 2,762,520.10

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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.