Home / 3,969,832.60-5,954,748.90-2,458,178.20

Finding the Fourth Proportional to 3,969,832.60, 5,954,748.90 and 2,458,178.20

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Solution

The fourth proportional to 3,969,832.60, 5,954,748.90 and 2,458,178.20 is: 3,687,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,832.60 : 5,954,748.90 = 2,458,178.20 : x
  2. Step 2: Convert to fraction form
    3,969,832.60/5,954,748.90 = 2,458,178.20/x
  3. Step 3: Cross multiply
    3,969,832.60x = 5,954,748.90 × 2,458,178.20
  4. Step 4: Simplify right side
    3,969,832.60x = 14,637,833,932,453.98
  5. Step 5: Solve for x
    x = 14,637,833,932,453.98/3,969,832.60
  6. Step 6: Final answer
    x = 3,687,267.30

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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.