Home / 3,466,861.60-5,198,218.80-1,787,245.60

Finding the Fourth Proportional to 3,466,861.60, 5,198,218.80 and 1,787,245.60

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Solution

The fourth proportional to 3,466,861.60, 5,198,218.80 and 1,787,245.60 is: 2,679,799.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,861.60 : 5,198,218.80 = 1,787,245.60 : x
  2. Step 2: Convert to fraction form
    3,466,861.60/5,198,218.80 = 1,787,245.60/x
  3. Step 3: Cross multiply
    3,466,861.60x = 5,198,218.80 × 1,787,245.60
  4. Step 4: Simplify right side
    3,466,861.60x = 9,290,493,678,137.28
  5. Step 5: Solve for x
    x = 9,290,493,678,137.28/3,466,861.60
  6. Step 6: Final answer
    x = 2,679,799.41

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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.