Home / 1,691,660.16-2,333,850.48-1,079,835.84

Finding the Fourth Proportional to 1,691,660.16, 2,333,850.48 and 1,079,835.84

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Solution

The fourth proportional to 1,691,660.16, 2,333,850.48 and 1,079,835.84 is: 1,489,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,660.16 : 2,333,850.48 = 1,079,835.84 : x
  2. Step 2: Convert to fraction form
    1,691,660.16/2,333,850.48 = 1,079,835.84/x
  3. Step 3: Cross multiply
    1,691,660.16x = 2,333,850.48 × 1,079,835.84
  4. Step 4: Simplify right side
    1,691,660.16x = 2,520,175,393,505.20
  5. Step 5: Solve for x
    x = 2,520,175,393,505.20/1,691,660.16
  6. Step 6: Final answer
    x = 1,489,764.58

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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.