Home / 5,135,452.79-7,086,838.30-2,843,564.27

Finding the Fourth Proportional to 5,135,452.79, 7,086,838.30 and 2,843,564.27

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Solution

The fourth proportional to 5,135,452.79, 7,086,838.30 and 2,843,564.27 is: 3,924,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,452.79 : 7,086,838.30 = 2,843,564.27 : x
  2. Step 2: Convert to fraction form
    5,135,452.79/7,086,838.30 = 2,843,564.27/x
  3. Step 3: Cross multiply
    5,135,452.79x = 7,086,838.30 × 2,843,564.27
  4. Step 4: Simplify right side
    5,135,452.79x = 20,151,880,134,604.44
  5. Step 5: Solve for x
    x = 20,151,880,134,604.44/5,135,452.79
  6. Step 6: Final answer
    x = 3,924,070.76

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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.