Home / 2,646,019.20-3,969,028.80-2,604,028.80

Finding the Fourth Proportional to 2,646,019.20, 3,969,028.80 and 2,604,028.80

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Solution

The fourth proportional to 2,646,019.20, 3,969,028.80 and 2,604,028.80 is: 3,906,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,019.20 : 3,969,028.80 = 2,604,028.80 : x
  2. Step 2: Convert to fraction form
    2,646,019.20/3,969,028.80 = 2,604,028.80/x
  3. Step 3: Cross multiply
    2,646,019.20x = 3,969,028.80 × 2,604,028.80
  4. Step 4: Simplify right side
    2,646,019.20x = 10,335,465,303,229.44
  5. Step 5: Solve for x
    x = 10,335,465,303,229.44/2,646,019.20
  6. Step 6: Final answer
    x = 3,906,043.20

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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.