Home / 3,910,276.80-5,865,415.20-2,641,233.60

Finding the Fourth Proportional to 3,910,276.80, 5,865,415.20 and 2,641,233.60

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Solution

The fourth proportional to 3,910,276.80, 5,865,415.20 and 2,641,233.60 is: 3,961,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,276.80 : 5,865,415.20 = 2,641,233.60 : x
  2. Step 2: Convert to fraction form
    3,910,276.80/5,865,415.20 = 2,641,233.60/x
  3. Step 3: Cross multiply
    3,910,276.80x = 5,865,415.20 × 2,641,233.60
  4. Step 4: Simplify right side
    3,910,276.80x = 15,491,931,704,190.72
  5. Step 5: Solve for x
    x = 15,491,931,704,190.72/3,910,276.80
  6. Step 6: Final answer
    x = 3,961,850.40

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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.