Home / 3,946,408-5,446,082.08-2,135,610.88

Finding the Fourth Proportional to 3,946,408, 5,446,082.08 and 2,135,610.88

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Solution

The fourth proportional to 3,946,408, 5,446,082.08 and 2,135,610.88 is: 2,947,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,408 : 5,446,082.08 = 2,135,610.88 : x
  2. Step 2: Convert to fraction form
    3,946,408/5,446,082.08 = 2,135,610.88/x
  3. Step 3: Cross multiply
    3,946,408x = 5,446,082.08 × 2,135,610.88
  4. Step 4: Simplify right side
    3,946,408x = 11,630,712,143,421.03
  5. Step 5: Solve for x
    x = 11,630,712,143,421.03/3,946,408
  6. Step 6: Final answer
    x = 2,947,164.14

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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.