Home / 2,510,976.40-3,766,464.60-827,861.20

Finding the Fourth Proportional to 2,510,976.40, 3,766,464.60 and 827,861.20

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Solution

The fourth proportional to 2,510,976.40, 3,766,464.60 and 827,861.20 is: 1,241,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,976.40 : 3,766,464.60 = 827,861.20 : x
  2. Step 2: Convert to fraction form
    2,510,976.40/3,766,464.60 = 827,861.20/x
  3. Step 3: Cross multiply
    2,510,976.40x = 3,766,464.60 × 827,861.20
  4. Step 4: Simplify right side
    2,510,976.40x = 3,118,109,903,513.52
  5. Step 5: Solve for x
    x = 3,118,109,903,513.52/2,510,976.40
  6. Step 6: Final answer
    x = 1,241,791.80

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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.