Home / 1,327,020.98-1,829,357.46-1,055,198.75

Finding the Fourth Proportional to 1,327,020.98, 1,829,357.46 and 1,055,198.75

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Solution

The fourth proportional to 1,327,020.98, 1,829,357.46 and 1,055,198.75 is: 1,454,638.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,020.98 : 1,829,357.46 = 1,055,198.75 : x
  2. Step 2: Convert to fraction form
    1,327,020.98/1,829,357.46 = 1,055,198.75/x
  3. Step 3: Cross multiply
    1,327,020.98x = 1,829,357.46 × 1,055,198.75
  4. Step 4: Simplify right side
    1,327,020.98x = 1,930,335,695,948.39
  5. Step 5: Solve for x
    x = 1,930,335,695,948.39/1,327,020.98
  6. Step 6: Final answer
    x = 1,454,638.42

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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.