Home / 1,396,086.62-2,093,880.45-371,422.43

Finding the Fourth Proportional to 1,396,086.62, 2,093,880.45 and 371,422.43

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Solution

The fourth proportional to 1,396,086.62, 2,093,880.45 and 371,422.43 is: 557,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,086.62 : 2,093,880.45 = 371,422.43 : x
  2. Step 2: Convert to fraction form
    1,396,086.62/2,093,880.45 = 371,422.43/x
  3. Step 3: Cross multiply
    1,396,086.62x = 2,093,880.45 × 371,422.43
  4. Step 4: Simplify right side
    1,396,086.62x = 777,714,164,868.49
  5. Step 5: Solve for x
    x = 777,714,164,868.49/1,396,086.62
  6. Step 6: Final answer
    x = 557,067.27

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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.