Home / 4,582,621.20-6,869,266.20-2,688,387.60

Finding the Fourth Proportional to 4,582,621.20, 6,869,266.20 and 2,688,387.60

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Solution

The fourth proportional to 4,582,621.20, 6,869,266.20 and 2,688,387.60 is: 4,029,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,582,621.20 : 6,869,266.20 = 2,688,387.60 : x
  2. Step 2: Convert to fraction form
    4,582,621.20/6,869,266.20 = 2,688,387.60/x
  3. Step 3: Cross multiply
    4,582,621.20x = 6,869,266.20 × 2,688,387.60
  4. Step 4: Simplify right side
    4,582,621.20x = 18,467,250,073,179.12
  5. Step 5: Solve for x
    x = 18,467,250,073,179.12/4,582,621.20
  6. Step 6: Final answer
    x = 4,029,844.33

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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.