Home / 2,768,697.92-3,821,028-1,561,724.48

Finding the Fourth Proportional to 2,768,697.92, 3,821,028 and 1,561,724.48

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Solution

The fourth proportional to 2,768,697.92, 3,821,028 and 1,561,724.48 is: 2,155,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,697.92 : 3,821,028 = 1,561,724.48 : x
  2. Step 2: Convert to fraction form
    2,768,697.92/3,821,028 = 1,561,724.48/x
  3. Step 3: Cross multiply
    2,768,697.92x = 3,821,028 × 1,561,724.48
  4. Step 4: Simplify right side
    2,768,697.92x = 5,967,392,966,365.44
  5. Step 5: Solve for x
    x = 5,967,392,966,365.44/2,768,697.92
  6. Step 6: Final answer
    x = 2,155,306.62

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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.