Home / 2,067,661.40-3,097,805.70-1,691,648.60

Finding the Fourth Proportional to 2,067,661.40, 3,097,805.70 and 1,691,648.60

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Solution

The fourth proportional to 2,067,661.40, 3,097,805.70 and 1,691,648.60 is: 2,534,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,661.40 : 3,097,805.70 = 1,691,648.60 : x
  2. Step 2: Convert to fraction form
    2,067,661.40/3,097,805.70 = 1,691,648.60/x
  3. Step 3: Cross multiply
    2,067,661.40x = 3,097,805.70 × 1,691,648.60
  4. Step 4: Simplify right side
    2,067,661.40x = 5,240,398,675,477.02
  5. Step 5: Solve for x
    x = 5,240,398,675,477.02/2,067,661.40
  6. Step 6: Final answer
    x = 2,534,456.89

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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.