Home / 3,280,504.20-4,920,756.30-2,323,910.40

Finding the Fourth Proportional to 3,280,504.20, 4,920,756.30 and 2,323,910.40

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Solution

The fourth proportional to 3,280,504.20, 4,920,756.30 and 2,323,910.40 is: 3,485,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,504.20 : 4,920,756.30 = 2,323,910.40 : x
  2. Step 2: Convert to fraction form
    3,280,504.20/4,920,756.30 = 2,323,910.40/x
  3. Step 3: Cross multiply
    3,280,504.20x = 4,920,756.30 × 2,323,910.40
  4. Step 4: Simplify right side
    3,280,504.20x = 11,435,396,741,435.52
  5. Step 5: Solve for x
    x = 11,435,396,741,435.52/3,280,504.20
  6. Step 6: Final answer
    x = 3,485,865.60

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Similar ratio
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1.5x scale

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.