Home / 1,511,736.64-2,086,171.52-832,736.32

Finding the Fourth Proportional to 1,511,736.64, 2,086,171.52 and 832,736.32

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Solution

The fourth proportional to 1,511,736.64, 2,086,171.52 and 832,736.32 is: 1,149,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,736.64 : 2,086,171.52 = 832,736.32 : x
  2. Step 2: Convert to fraction form
    1,511,736.64/2,086,171.52 = 832,736.32/x
  3. Step 3: Cross multiply
    1,511,736.64x = 2,086,171.52 × 832,736.32
  4. Step 4: Simplify right side
    1,511,736.64x = 1,737,230,794,453.61
  5. Step 5: Solve for x
    x = 1,737,230,794,453.61/1,511,736.64
  6. Step 6: Final answer
    x = 1,149,162.33

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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.