Home / 2,785,086.11-4,177,595.18-763,328.37

Finding the Fourth Proportional to 2,785,086.11, 4,177,595.18 and 763,328.37

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Solution

The fourth proportional to 2,785,086.11, 4,177,595.18 and 763,328.37 is: 1,144,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,086.11 : 4,177,595.18 = 763,328.37 : x
  2. Step 2: Convert to fraction form
    2,785,086.11/4,177,595.18 = 763,328.37/x
  3. Step 3: Cross multiply
    2,785,086.11x = 4,177,595.18 × 763,328.37
  4. Step 4: Simplify right side
    2,785,086.11x = 3,188,876,936,843.56
  5. Step 5: Solve for x
    x = 3,188,876,936,843.56/2,785,086.11
  6. Step 6: Final answer
    x = 1,144,983.25

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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.