Home / 2,408,720.80-3,611,331.60-988,045.60

Finding the Fourth Proportional to 2,408,720.80, 3,611,331.60 and 988,045.60

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Solution

The fourth proportional to 2,408,720.80, 3,611,331.60 and 988,045.60 is: 1,481,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,720.80 : 3,611,331.60 = 988,045.60 : x
  2. Step 2: Convert to fraction form
    2,408,720.80/3,611,331.60 = 988,045.60/x
  3. Step 3: Cross multiply
    2,408,720.80x = 3,611,331.60 × 988,045.60
  4. Step 4: Simplify right side
    2,408,720.80x = 3,568,160,297,520.96
  5. Step 5: Solve for x
    x = 3,568,160,297,520.96/2,408,720.80
  6. Step 6: Final answer
    x = 1,481,350.72

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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.