Home / 2,765,209.44-4,147,794.72-770,665.44

Finding the Fourth Proportional to 2,765,209.44, 4,147,794.72 and 770,665.44

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Solution

The fourth proportional to 2,765,209.44, 4,147,794.72 and 770,665.44 is: 1,155,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,209.44 : 4,147,794.72 = 770,665.44 : x
  2. Step 2: Convert to fraction form
    2,765,209.44/4,147,794.72 = 770,665.44/x
  3. Step 3: Cross multiply
    2,765,209.44x = 4,147,794.72 × 770,665.44
  4. Step 4: Simplify right side
    2,765,209.44x = 3,196,562,042,918.48
  5. Step 5: Solve for x
    x = 3,196,562,042,918.48/2,765,209.44
  6. Step 6: Final answer
    x = 1,155,992.74

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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.