Home / 3,280,504.20-4,920,756.30-2,802,207.30

Finding the Fourth Proportional to 3,280,504.20, 4,920,756.30 and 2,802,207.30

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Solution

The fourth proportional to 3,280,504.20, 4,920,756.30 and 2,802,207.30 is: 4,203,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,504.20 : 4,920,756.30 = 2,802,207.30 : x
  2. Step 2: Convert to fraction form
    3,280,504.20/4,920,756.30 = 2,802,207.30/x
  3. Step 3: Cross multiply
    3,280,504.20x = 4,920,756.30 × 2,802,207.30
  4. Step 4: Simplify right side
    3,280,504.20x = 13,788,979,225,380.99
  5. Step 5: Solve for x
    x = 13,788,979,225,380.99/3,280,504.20
  6. Step 6: Final answer
    x = 4,203,310.95

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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.