Home / 1,379,569.35-2,067,962.95-867,600.38

Finding the Fourth Proportional to 1,379,569.35, 2,067,962.95 and 867,600.38

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Solution

The fourth proportional to 1,379,569.35, 2,067,962.95 and 867,600.38 is: 1,300,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,569.35 : 2,067,962.95 = 867,600.38 : x
  2. Step 2: Convert to fraction form
    1,379,569.35/2,067,962.95 = 867,600.38/x
  3. Step 3: Cross multiply
    1,379,569.35x = 2,067,962.95 × 867,600.38
  4. Step 4: Simplify right side
    1,379,569.35x = 1,794,165,447,500.33
  5. Step 5: Solve for x
    x = 1,794,165,447,500.33/1,379,569.35
  6. Step 6: Final answer
    x = 1,300,525.73

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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.