Home / 2,408,992.36-3,612,438.30-811,126.12

Finding the Fourth Proportional to 2,408,992.36, 3,612,438.30 and 811,126.12

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Solution

The fourth proportional to 2,408,992.36, 3,612,438.30 and 811,126.12 is: 1,216,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,992.36 : 3,612,438.30 = 811,126.12 : x
  2. Step 2: Convert to fraction form
    2,408,992.36/3,612,438.30 = 811,126.12/x
  3. Step 3: Cross multiply
    2,408,992.36x = 3,612,438.30 × 811,126.12
  4. Step 4: Simplify right side
    2,408,992.36x = 2,930,143,062,018.40
  5. Step 5: Solve for x
    x = 2,930,143,062,018.40/2,408,992.36
  6. Step 6: Final answer
    x = 1,216,335.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.