Home / 2,055,619.20-3,083,428.80-725,923.20

Finding the Fourth Proportional to 2,055,619.20, 3,083,428.80 and 725,923.20

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Solution

The fourth proportional to 2,055,619.20, 3,083,428.80 and 725,923.20 is: 1,088,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,619.20 : 3,083,428.80 = 725,923.20 : x
  2. Step 2: Convert to fraction form
    2,055,619.20/3,083,428.80 = 725,923.20/x
  3. Step 3: Cross multiply
    2,055,619.20x = 3,083,428.80 × 725,923.20
  4. Step 4: Simplify right side
    2,055,619.20x = 2,238,332,501,468.16
  5. Step 5: Solve for x
    x = 2,238,332,501,468.16/2,055,619.20
  6. Step 6: Final answer
    x = 1,088,884.80

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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.