Home / 1,002,882.38-1,383,952.74-561,350.76

Finding the Fourth Proportional to 1,002,882.38, 1,383,952.74 and 561,350.76

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Solution

The fourth proportional to 1,002,882.38, 1,383,952.74 and 561,350.76 is: 774,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,882.38 : 1,383,952.74 = 561,350.76 : x
  2. Step 2: Convert to fraction form
    1,002,882.38/1,383,952.74 = 561,350.76/x
  3. Step 3: Cross multiply
    1,002,882.38x = 1,383,952.74 × 561,350.76
  4. Step 4: Simplify right side
    1,002,882.38x = 776,882,922,403.08
  5. Step 5: Solve for x
    x = 776,882,922,403.08/1,002,882.38
  6. Step 6: Final answer
    x = 774,650.09

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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.