Home / 3,280,145.28-4,526,587.92-1,829,839.56

Finding the Fourth Proportional to 3,280,145.28, 4,526,587.92 and 1,829,839.56

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Solution

The fourth proportional to 3,280,145.28, 4,526,587.92 and 1,829,839.56 is: 2,525,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,145.28 : 4,526,587.92 = 1,829,839.56 : x
  2. Step 2: Convert to fraction form
    3,280,145.28/4,526,587.92 = 1,829,839.56/x
  3. Step 3: Cross multiply
    3,280,145.28x = 4,526,587.92 × 1,829,839.56
  4. Step 4: Simplify right side
    3,280,145.28x = 8,282,929,647,834.12
  5. Step 5: Solve for x
    x = 8,282,929,647,834.12/3,280,145.28
  6. Step 6: Final answer
    x = 2,525,171.58

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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.