Home / 2,422,969.20-3,630,517.20-2,084,421.60

Finding the Fourth Proportional to 2,422,969.20, 3,630,517.20 and 2,084,421.60

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Solution

The fourth proportional to 2,422,969.20, 3,630,517.20 and 2,084,421.60 is: 3,123,245.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,969.20 : 3,630,517.20 = 2,084,421.60 : x
  2. Step 2: Convert to fraction form
    2,422,969.20/3,630,517.20 = 2,084,421.60/x
  3. Step 3: Cross multiply
    2,422,969.20x = 3,630,517.20 × 2,084,421.60
  4. Step 4: Simplify right side
    2,422,969.20x = 7,567,528,470,851.52
  5. Step 5: Solve for x
    x = 7,567,528,470,851.52/2,422,969.20
  6. Step 6: Final answer
    x = 3,123,245.84

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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.