Home / 984,076.80-1,476,115.20-965,414.40

Finding the Fourth Proportional to 984,076.80, 1,476,115.20 and 965,414.40

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Solution

The fourth proportional to 984,076.80, 1,476,115.20 and 965,414.40 is: 1,448,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,076.80 : 1,476,115.20 = 965,414.40 : x
  2. Step 2: Convert to fraction form
    984,076.80/1,476,115.20 = 965,414.40/x
  3. Step 3: Cross multiply
    984,076.80x = 1,476,115.20 × 965,414.40
  4. Step 4: Simplify right side
    984,076.80x = 1,425,062,870,138.88
  5. Step 5: Solve for x
    x = 1,425,062,870,138.88/984,076.80
  6. Step 6: Final answer
    x = 1,448,121.60

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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.