Home / 3,821,239.72-5,273,352.55-2,078,918.95

Finding the Fourth Proportional to 3,821,239.72, 5,273,352.55 and 2,078,918.95

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Solution

The fourth proportional to 3,821,239.72, 5,273,352.55 and 2,078,918.95 is: 2,868,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,239.72 : 5,273,352.55 = 2,078,918.95 : x
  2. Step 2: Convert to fraction form
    3,821,239.72/5,273,352.55 = 2,078,918.95/x
  3. Step 3: Cross multiply
    3,821,239.72x = 5,273,352.55 × 2,078,918.95
  4. Step 4: Simplify right side
    3,821,239.72x = 10,962,872,546,225.82
  5. Step 5: Solve for x
    x = 10,962,872,546,225.82/3,821,239.72
  6. Step 6: Final answer
    x = 2,868,930.86

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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.