Home / 2,954,019.20-4,428,355.80-2,055,891.20

Finding the Fourth Proportional to 2,954,019.20, 4,428,355.80 and 2,055,891.20

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Solution

The fourth proportional to 2,954,019.20, 4,428,355.80 and 2,055,891.20 is: 3,081,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954,019.20 : 4,428,355.80 = 2,055,891.20 : x
  2. Step 2: Convert to fraction form
    2,954,019.20/4,428,355.80 = 2,055,891.20/x
  3. Step 3: Cross multiply
    2,954,019.20x = 4,428,355.80 × 2,055,891.20
  4. Step 4: Simplify right side
    2,954,019.20x = 9,104,217,719,688.96
  5. Step 5: Solve for x
    x = 9,104,217,719,688.96/2,954,019.20
  6. Step 6: Final answer
    x = 3,081,976.49

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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.