Home / 1,930,156.38-2,893,351.82-919,006.65

Finding the Fourth Proportional to 1,930,156.38, 2,893,351.82 and 919,006.65

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Solution

The fourth proportional to 1,930,156.38, 2,893,351.82 and 919,006.65 is: 1,377,613.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,156.38 : 2,893,351.82 = 919,006.65 : x
  2. Step 2: Convert to fraction form
    1,930,156.38/2,893,351.82 = 919,006.65/x
  3. Step 3: Cross multiply
    1,930,156.38x = 2,893,351.82 × 919,006.65
  4. Step 4: Simplify right side
    1,930,156.38x = 2,659,009,558,774.57
  5. Step 5: Solve for x
    x = 2,659,009,558,774.57/1,930,156.38
  6. Step 6: Final answer
    x = 1,377,613.54

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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.