Home / 5,392,803.84-8,089,989.12-2,198,123.52

Finding the Fourth Proportional to 5,392,803.84, 8,089,989.12 and 2,198,123.52

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Solution

The fourth proportional to 5,392,803.84, 8,089,989.12 and 2,198,123.52 is: 3,297,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,803.84 : 8,089,989.12 = 2,198,123.52 : x
  2. Step 2: Convert to fraction form
    5,392,803.84/8,089,989.12 = 2,198,123.52/x
  3. Step 3: Cross multiply
    5,392,803.84x = 8,089,989.12 × 2,198,123.52
  4. Step 4: Simplify right side
    5,392,803.84x = 17,782,795,361,216.10
  5. Step 5: Solve for x
    x = 17,782,795,361,216.10/5,392,803.84
  6. Step 6: Final answer
    x = 3,297,504.58

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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.