Home / 1,855,699.44-2,560,735.82-1,028,764.80

Finding the Fourth Proportional to 1,855,699.44, 2,560,735.82 and 1,028,764.80

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Solution

The fourth proportional to 1,855,699.44, 2,560,735.82 and 1,028,764.80 is: 1,419,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,699.44 : 2,560,735.82 = 1,028,764.80 : x
  2. Step 2: Convert to fraction form
    1,855,699.44/2,560,735.82 = 1,028,764.80/x
  3. Step 3: Cross multiply
    1,855,699.44x = 2,560,735.82 × 1,028,764.80
  4. Step 4: Simplify right side
    1,855,699.44x = 2,634,394,873,715.14
  5. Step 5: Solve for x
    x = 2,634,394,873,715.14/1,855,699.44
  6. Step 6: Final answer
    x = 1,419,623.68

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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.