Home / 4,582,520.20-6,869,114.70-2,688,286.60

Finding the Fourth Proportional to 4,582,520.20, 6,869,114.70 and 2,688,286.60

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Solution

The fourth proportional to 4,582,520.20, 6,869,114.70 and 2,688,286.60 is: 4,029,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,582,520.20 : 6,869,114.70 = 2,688,286.60 : x
  2. Step 2: Convert to fraction form
    4,582,520.20/6,869,114.70 = 2,688,286.60/x
  3. Step 3: Cross multiply
    4,582,520.20x = 6,869,114.70 × 2,688,286.60
  4. Step 4: Simplify right side
    4,582,520.20x = 18,466,149,001,873.02
  5. Step 5: Solve for x
    x = 18,466,149,001,873.02/4,582,520.20
  6. Step 6: Final answer
    x = 4,029,692.88

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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.