Home / 3,787,151.28-5,680,843.56-1,656,138.48

Finding the Fourth Proportional to 3,787,151.28, 5,680,843.56 and 1,656,138.48

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Solution

The fourth proportional to 3,787,151.28, 5,680,843.56 and 1,656,138.48 is: 2,484,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,151.28 : 5,680,843.56 = 1,656,138.48 : x
  2. Step 2: Convert to fraction form
    3,787,151.28/5,680,843.56 = 1,656,138.48/x
  3. Step 3: Cross multiply
    3,787,151.28x = 5,680,843.56 × 1,656,138.48
  4. Step 4: Simplify right side
    3,787,151.28x = 9,408,263,618,576.19
  5. Step 5: Solve for x
    x = 9,408,263,618,576.19/3,787,151.28
  6. Step 6: Final answer
    x = 2,484,258.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.