Home / 2,801,137.20-4,201,705.80-2,632,847.55

Finding the Fourth Proportional to 2,801,137.20, 4,201,705.80 and 2,632,847.55

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Solution

The fourth proportional to 2,801,137.20, 4,201,705.80 and 2,632,847.55 is: 3,949,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,137.20 : 4,201,705.80 = 2,632,847.55 : x
  2. Step 2: Convert to fraction form
    2,801,137.20/4,201,705.80 = 2,632,847.55/x
  3. Step 3: Cross multiply
    2,801,137.20x = 4,201,705.80 × 2,632,847.55
  4. Step 4: Simplify right side
    2,801,137.20x = 11,062,450,821,350.79
  5. Step 5: Solve for x
    x = 11,062,450,821,350.79/2,801,137.20
  6. Step 6: Final answer
    x = 3,949,271.33

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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.