Home / 2,936,540.80-4,404,811.20-2,628,611.20

Finding the Fourth Proportional to 2,936,540.80, 4,404,811.20 and 2,628,611.20

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Solution

The fourth proportional to 2,936,540.80, 4,404,811.20 and 2,628,611.20 is: 3,942,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,540.80 : 4,404,811.20 = 2,628,611.20 : x
  2. Step 2: Convert to fraction form
    2,936,540.80/4,404,811.20 = 2,628,611.20/x
  3. Step 3: Cross multiply
    2,936,540.80x = 4,404,811.20 × 2,628,611.20
  4. Step 4: Simplify right side
    2,936,540.80x = 11,578,536,054,205.44
  5. Step 5: Solve for x
    x = 11,578,536,054,205.44/2,936,540.80
  6. Step 6: Final answer
    x = 3,942,916.80

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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.