Home / 3,747,536.79-5,171,636.40-2,198,824.80

Finding the Fourth Proportional to 3,747,536.79, 5,171,636.40 and 2,198,824.80

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Solution

The fourth proportional to 3,747,536.79, 5,171,636.40 and 2,198,824.80 is: 3,034,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,536.79 : 5,171,636.40 = 2,198,824.80 : x
  2. Step 2: Convert to fraction form
    3,747,536.79/5,171,636.40 = 2,198,824.80/x
  3. Step 3: Cross multiply
    3,747,536.79x = 5,171,636.40 × 2,198,824.80
  4. Step 4: Simplify right side
    3,747,536.79x = 11,371,522,372,902.72
  5. Step 5: Solve for x
    x = 11,371,522,372,902.72/3,747,536.79
  6. Step 6: Final answer
    x = 3,034,399.13

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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.