Home / 3,438,275.85-5,157,413.78-2,682,448.65

Finding the Fourth Proportional to 3,438,275.85, 5,157,413.78 and 2,682,448.65

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Solution

The fourth proportional to 3,438,275.85, 5,157,413.78 and 2,682,448.65 is: 4,023,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,275.85 : 5,157,413.78 = 2,682,448.65 : x
  2. Step 2: Convert to fraction form
    3,438,275.85/5,157,413.78 = 2,682,448.65/x
  3. Step 3: Cross multiply
    3,438,275.85x = 5,157,413.78 × 2,682,448.65
  4. Step 4: Simplify right side
    3,438,275.85x = 13,834,497,618,240.15
  5. Step 5: Solve for x
    x = 13,834,497,618,240.15/3,438,275.85
  6. Step 6: Final answer
    x = 4,023,672.98

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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.