Home / 2,680,965.20-4,021,836.60-883,542.80

Finding the Fourth Proportional to 2,680,965.20, 4,021,836.60 and 883,542.80

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Solution

The fourth proportional to 2,680,965.20, 4,021,836.60 and 883,542.80 is: 1,325,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,965.20 : 4,021,836.60 = 883,542.80 : x
  2. Step 2: Convert to fraction form
    2,680,965.20/4,021,836.60 = 883,542.80/x
  3. Step 3: Cross multiply
    2,680,965.20x = 4,021,836.60 × 883,542.80
  4. Step 4: Simplify right side
    2,680,965.20x = 3,553,464,770,706.48
  5. Step 5: Solve for x
    x = 3,553,464,770,706.48/2,680,965.20
  6. Step 6: Final answer
    x = 1,325,442.33

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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.