Home / 1,930,198.82-2,896,263.74-866,001.38

Finding the Fourth Proportional to 1,930,198.82, 2,896,263.74 and 866,001.38

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Solution

The fourth proportional to 1,930,198.82, 2,896,263.74 and 866,001.38 is: 1,299,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,198.82 : 2,896,263.74 = 866,001.38 : x
  2. Step 2: Convert to fraction form
    1,930,198.82/2,896,263.74 = 866,001.38/x
  3. Step 3: Cross multiply
    1,930,198.82x = 2,896,263.74 × 866,001.38
  4. Step 4: Simplify right side
    1,930,198.82x = 2,508,168,383,367.65
  5. Step 5: Solve for x
    x = 2,508,168,383,367.65/1,930,198.82
  6. Step 6: Final answer
    x = 1,299,435.25

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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.