Home / 3,144,889.87-4,339,899.99-1,768,234.86

Finding the Fourth Proportional to 3,144,889.87, 4,339,899.99 and 1,768,234.86

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Solution

The fourth proportional to 3,144,889.87, 4,339,899.99 and 1,768,234.86 is: 2,440,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,889.87 : 4,339,899.99 = 1,768,234.86 : x
  2. Step 2: Convert to fraction form
    3,144,889.87/4,339,899.99 = 1,768,234.86/x
  3. Step 3: Cross multiply
    3,144,889.87x = 4,339,899.99 × 1,768,234.86
  4. Step 4: Simplify right side
    3,144,889.87x = 7,673,962,451,231.65
  5. Step 5: Solve for x
    x = 7,673,962,451,231.65/3,144,889.87
  6. Step 6: Final answer
    x = 2,440,137.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.