Home / 3,309,962.60-4,964,943.90-3,155,997.80

Finding the Fourth Proportional to 3,309,962.60, 4,964,943.90 and 3,155,997.80

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Solution

The fourth proportional to 3,309,962.60, 4,964,943.90 and 3,155,997.80 is: 4,733,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,962.60 : 4,964,943.90 = 3,155,997.80 : x
  2. Step 2: Convert to fraction form
    3,309,962.60/4,964,943.90 = 3,155,997.80/x
  3. Step 3: Cross multiply
    3,309,962.60x = 4,964,943.90 × 3,155,997.80
  4. Step 4: Simplify right side
    3,309,962.60x = 15,669,352,025,523.42
  5. Step 5: Solve for x
    x = 15,669,352,025,523.42/3,309,962.60
  6. Step 6: Final answer
    x = 4,733,996.70

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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.