Home / 2,812,385.80-4,212,673.80-2,339,993.80

Finding the Fourth Proportional to 2,812,385.80, 4,212,673.80 and 2,339,993.80

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Solution

The fourth proportional to 2,812,385.80, 4,212,673.80 and 2,339,993.80 is: 3,505,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,385.80 : 4,212,673.80 = 2,339,993.80 : x
  2. Step 2: Convert to fraction form
    2,812,385.80/4,212,673.80 = 2,339,993.80/x
  3. Step 3: Cross multiply
    2,812,385.80x = 4,212,673.80 × 2,339,993.80
  4. Step 4: Simplify right side
    2,812,385.80x = 9,857,630,573,422.44
  5. Step 5: Solve for x
    x = 9,857,630,573,422.44/2,812,385.80
  6. Step 6: Final answer
    x = 3,505,077.64

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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.