Home / 2,728,859.38-3,764,664.21-2,002,444.90

Finding the Fourth Proportional to 2,728,859.38, 3,764,664.21 and 2,002,444.90

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Solution

The fourth proportional to 2,728,859.38, 3,764,664.21 and 2,002,444.90 is: 2,762,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,859.38 : 3,764,664.21 = 2,002,444.90 : x
  2. Step 2: Convert to fraction form
    2,728,859.38/3,764,664.21 = 2,002,444.90/x
  3. Step 3: Cross multiply
    2,728,859.38x = 3,764,664.21 × 2,002,444.90
  4. Step 4: Simplify right side
    2,728,859.38x = 7,538,532,647,527.03
  5. Step 5: Solve for x
    x = 7,538,532,647,527.03/2,728,859.38
  6. Step 6: Final answer
    x = 2,762,521.48

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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.