Home / 3,311,786.52-4,969,607.58-1,392,558.84

Finding the Fourth Proportional to 3,311,786.52, 4,969,607.58 and 1,392,558.84

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Solution

The fourth proportional to 3,311,786.52, 4,969,607.58 and 1,392,558.84 is: 2,089,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,786.52 : 4,969,607.58 = 1,392,558.84 : x
  2. Step 2: Convert to fraction form
    3,311,786.52/4,969,607.58 = 1,392,558.84/x
  3. Step 3: Cross multiply
    3,311,786.52x = 4,969,607.58 × 1,392,558.84
  4. Step 4: Simplify right side
    3,311,786.52x = 6,920,470,966,860.01
  5. Step 5: Solve for x
    x = 6,920,470,966,860.01/3,311,786.52
  6. Step 6: Final answer
    x = 2,089,648.87

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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.