Home / 3,674,786.80-5,512,180.20-2,679,458.80

Finding the Fourth Proportional to 3,674,786.80, 5,512,180.20 and 2,679,458.80

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Solution

The fourth proportional to 3,674,786.80, 5,512,180.20 and 2,679,458.80 is: 4,019,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,786.80 : 5,512,180.20 = 2,679,458.80 : x
  2. Step 2: Convert to fraction form
    3,674,786.80/5,512,180.20 = 2,679,458.80/x
  3. Step 3: Cross multiply
    3,674,786.80x = 5,512,180.20 × 2,679,458.80
  4. Step 4: Simplify right side
    3,674,786.80x = 14,769,659,744,075.76
  5. Step 5: Solve for x
    x = 14,769,659,744,075.76/3,674,786.80
  6. Step 6: Final answer
    x = 4,019,188.20

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1.5x scale

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.