Home / 2,198,137.44-3,297,678.48-681,788.64

Finding the Fourth Proportional to 2,198,137.44, 3,297,678.48 and 681,788.64

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Solution

The fourth proportional to 2,198,137.44, 3,297,678.48 and 681,788.64 is: 1,022,829.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,137.44 : 3,297,678.48 = 681,788.64 : x
  2. Step 2: Convert to fraction form
    2,198,137.44/3,297,678.48 = 681,788.64/x
  3. Step 3: Cross multiply
    2,198,137.44x = 3,297,678.48 × 681,788.64
  4. Step 4: Simplify right side
    2,198,137.44x = 2,248,319,726,036.47
  5. Step 5: Solve for x
    x = 2,248,319,726,036.47/2,198,137.44
  6. Step 6: Final answer
    x = 1,022,829.46

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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.