Home / 4,589,912.40-6,869,122.20-4,211,998.80

Finding the Fourth Proportional to 4,589,912.40, 6,869,122.20 and 4,211,998.80

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Solution

The fourth proportional to 4,589,912.40, 6,869,122.20 and 4,211,998.80 is: 6,303,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589,912.40 : 6,869,122.20 = 4,211,998.80 : x
  2. Step 2: Convert to fraction form
    4,589,912.40/6,869,122.20 = 4,211,998.80/x
  3. Step 3: Cross multiply
    4,589,912.40x = 6,869,122.20 × 4,211,998.80
  4. Step 4: Simplify right side
    4,589,912.40x = 28,932,734,463,453.36
  5. Step 5: Solve for x
    x = 28,932,734,463,453.36/4,589,912.40
  6. Step 6: Final answer
    x = 6,303,548.29

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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.