Home / 3,836,825.28-5,294,819.88-2,117,946.96

Finding the Fourth Proportional to 3,836,825.28, 5,294,819.88 and 2,117,946.96

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Solution

The fourth proportional to 3,836,825.28, 5,294,819.88 and 2,117,946.96 is: 2,922,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,825.28 : 5,294,819.88 = 2,117,946.96 : x
  2. Step 2: Convert to fraction form
    3,836,825.28/5,294,819.88 = 2,117,946.96/x
  3. Step 3: Cross multiply
    3,836,825.28x = 5,294,819.88 × 2,117,946.96
  4. Step 4: Simplify right side
    3,836,825.28x = 11,214,147,668,593.56
  5. Step 5: Solve for x
    x = 11,214,147,668,593.56/3,836,825.28
  6. Step 6: Final answer
    x = 2,922,767.35

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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.