Home / 3,946,451-5,446,102.39-2,135,615

Finding the Fourth Proportional to 3,946,451, 5,446,102.39 and 2,135,615

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Solution

The fourth proportional to 3,946,451, 5,446,102.39 and 2,135,615 is: 2,947,148.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,451 : 5,446,102.39 = 2,135,615 : x
  2. Step 2: Convert to fraction form
    3,946,451/5,446,102.39 = 2,135,615/x
  3. Step 3: Cross multiply
    3,946,451x = 5,446,102.39 × 2,135,615
  4. Step 4: Simplify right side
    3,946,451x = 11,630,777,955,619.85
  5. Step 5: Solve for x
    x = 11,630,777,955,619.85/3,946,451
  6. Step 6: Final answer
    x = 2,947,148.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.