Home / 2,324,805.78-3,208,270.64-1,278,271.20

Finding the Fourth Proportional to 2,324,805.78, 3,208,270.64 and 1,278,271.20

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Solution

The fourth proportional to 2,324,805.78, 3,208,270.64 and 1,278,271.20 is: 1,764,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324,805.78 : 3,208,270.64 = 1,278,271.20 : x
  2. Step 2: Convert to fraction form
    2,324,805.78/3,208,270.64 = 1,278,271.20/x
  3. Step 3: Cross multiply
    2,324,805.78x = 3,208,270.64 × 1,278,271.20
  4. Step 4: Simplify right side
    2,324,805.78x = 4,101,039,960,917.57
  5. Step 5: Solve for x
    x = 4,101,039,960,917.57/2,324,805.78
  6. Step 6: Final answer
    x = 1,764,035.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.