Home / 2,764,497.30-4,143,990.30-1,322,520.72

Finding the Fourth Proportional to 2,764,497.30, 4,143,990.30 and 1,322,520.72

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Solution

The fourth proportional to 2,764,497.30, 4,143,990.30 and 1,322,520.72 is: 1,982,462.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,497.30 : 4,143,990.30 = 1,322,520.72 : x
  2. Step 2: Convert to fraction form
    2,764,497.30/4,143,990.30 = 1,322,520.72/x
  3. Step 3: Cross multiply
    2,764,497.30x = 4,143,990.30 × 1,322,520.72
  4. Step 4: Simplify right side
    2,764,497.30x = 5,480,513,035,229.02
  5. Step 5: Solve for x
    x = 5,480,513,035,229.02/2,764,497.30
  6. Step 6: Final answer
    x = 1,982,462.79

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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.