Home / 3,321,367.20-4,978,114.20-1,723,107.60

Finding the Fourth Proportional to 3,321,367.20, 4,978,114.20 and 1,723,107.60

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Solution

The fourth proportional to 3,321,367.20, 4,978,114.20 and 1,723,107.60 is: 2,582,619.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,367.20 : 4,978,114.20 = 1,723,107.60 : x
  2. Step 2: Convert to fraction form
    3,321,367.20/4,978,114.20 = 1,723,107.60/x
  3. Step 3: Cross multiply
    3,321,367.20x = 4,978,114.20 × 1,723,107.60
  4. Step 4: Simplify right side
    3,321,367.20x = 8,577,826,411,687.92
  5. Step 5: Solve for x
    x = 8,577,826,411,687.92/3,321,367.20
  6. Step 6: Final answer
    x = 2,582,619.11

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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.