Home / 1,196,821.32-1,651,759.46-687,522.44

Finding the Fourth Proportional to 1,196,821.32, 1,651,759.46 and 687,522.44

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Solution

The fourth proportional to 1,196,821.32, 1,651,759.46 and 687,522.44 is: 948,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,821.32 : 1,651,759.46 = 687,522.44 : x
  2. Step 2: Convert to fraction form
    1,196,821.32/1,651,759.46 = 687,522.44/x
  3. Step 3: Cross multiply
    1,196,821.32x = 1,651,759.46 × 687,522.44
  4. Step 4: Simplify right side
    1,196,821.32x = 1,135,621,694,232.28
  5. Step 5: Solve for x
    x = 1,135,621,694,232.28/1,196,821.32
  6. Step 6: Final answer
    x = 948,864.86

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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.