Home / 3,909,480.91-5,391,884.76-2,751,759.65

Finding the Fourth Proportional to 3,909,480.91, 5,391,884.76 and 2,751,759.65

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Solution

The fourth proportional to 3,909,480.91, 5,391,884.76 and 2,751,759.65 is: 3,795,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,480.91 : 5,391,884.76 = 2,751,759.65 : x
  2. Step 2: Convert to fraction form
    3,909,480.91/5,391,884.76 = 2,751,759.65/x
  3. Step 3: Cross multiply
    3,909,480.91x = 5,391,884.76 × 2,751,759.65
  4. Step 4: Simplify right side
    3,909,480.91x = 14,837,170,920,017.93
  5. Step 5: Solve for x
    x = 14,837,170,920,017.93/3,909,480.91
  6. Step 6: Final answer
    x = 3,795,176.72

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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.