Home / 3,408,576.76-4,705,540.50-2,119,832.38

Finding the Fourth Proportional to 3,408,576.76, 4,705,540.50 and 2,119,832.38

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Solution

The fourth proportional to 3,408,576.76, 4,705,540.50 and 2,119,832.38 is: 2,926,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,576.76 : 4,705,540.50 = 2,119,832.38 : x
  2. Step 2: Convert to fraction form
    3,408,576.76/4,705,540.50 = 2,119,832.38/x
  3. Step 3: Cross multiply
    3,408,576.76x = 4,705,540.50 × 2,119,832.38
  4. Step 4: Simplify right side
    3,408,576.76x = 9,974,957,117,301.39
  5. Step 5: Solve for x
    x = 9,974,957,117,301.39/3,408,576.76
  6. Step 6: Final answer
    x = 2,926,428.78

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1.5x scale

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.