Home / 1,957,183.68-2,935,071.36-677,443.56

Finding the Fourth Proportional to 1,957,183.68, 2,935,071.36 and 677,443.56

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Solution

The fourth proportional to 1,957,183.68, 2,935,071.36 and 677,443.56 is: 1,015,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,183.68 : 2,935,071.36 = 677,443.56 : x
  2. Step 2: Convert to fraction form
    1,957,183.68/2,935,071.36 = 677,443.56/x
  3. Step 3: Cross multiply
    1,957,183.68x = 2,935,071.36 × 677,443.56
  4. Step 4: Simplify right side
    1,957,183.68x = 1,988,345,190,972.44
  5. Step 5: Solve for x
    x = 1,988,345,190,972.44/1,957,183.68
  6. Step 6: Final answer
    x = 1,015,921.61

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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.