Home / 1,135,314.97-1,702,972.44-779,249.50

Finding the Fourth Proportional to 1,135,314.97, 1,702,972.44 and 779,249.50

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Solution

The fourth proportional to 1,135,314.97, 1,702,972.44 and 779,249.50 is: 1,168,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,314.97 : 1,702,972.44 = 779,249.50 : x
  2. Step 2: Convert to fraction form
    1,135,314.97/1,702,972.44 = 779,249.50/x
  3. Step 3: Cross multiply
    1,135,314.97x = 1,702,972.44 × 779,249.50
  4. Step 4: Simplify right side
    1,135,314.97x = 1,327,040,418,126.35
  5. Step 5: Solve for x
    x = 1,327,040,418,126.35/1,135,314.97
  6. Step 6: Final answer
    x = 1,168,874.24

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Similar ratio
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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.