Home / 5,275,737.20-7,280,563.56-2,861,289.20

Finding the Fourth Proportional to 5,275,737.20, 7,280,563.56 and 2,861,289.20

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Solution

The fourth proportional to 5,275,737.20, 7,280,563.56 and 2,861,289.20 is: 3,948,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,737.20 : 7,280,563.56 = 2,861,289.20 : x
  2. Step 2: Convert to fraction form
    5,275,737.20/7,280,563.56 = 2,861,289.20/x
  3. Step 3: Cross multiply
    5,275,737.20x = 7,280,563.56 × 2,861,289.20
  4. Step 4: Simplify right side
    5,275,737.20x = 20,831,797,884,141.55
  5. Step 5: Solve for x
    x = 20,831,797,884,141.55/5,275,737.20
  6. Step 6: Final answer
    x = 3,948,604.17

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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.