Home / 3,280,359.90-4,522,874.85-2,697,546.30

Finding the Fourth Proportional to 3,280,359.90, 4,522,874.85 and 2,697,546.30

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Solution

The fourth proportional to 3,280,359.90, 4,522,874.85 and 2,697,546.30 is: 3,719,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,359.90 : 4,522,874.85 = 2,697,546.30 : x
  2. Step 2: Convert to fraction form
    3,280,359.90/4,522,874.85 = 2,697,546.30/x
  3. Step 3: Cross multiply
    3,280,359.90x = 4,522,874.85 × 2,697,546.30
  4. Step 4: Simplify right side
    3,280,359.90x = 12,200,664,316,980.55
  5. Step 5: Solve for x
    x = 12,200,664,316,980.55/3,280,359.90
  6. Step 6: Final answer
    x = 3,719,306.63

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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.