Home / 3,780,112.80-5,670,169.20-2,717,230.80

Finding the Fourth Proportional to 3,780,112.80, 5,670,169.20 and 2,717,230.80

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Solution

The fourth proportional to 3,780,112.80, 5,670,169.20 and 2,717,230.80 is: 4,075,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,112.80 : 5,670,169.20 = 2,717,230.80 : x
  2. Step 2: Convert to fraction form
    3,780,112.80/5,670,169.20 = 2,717,230.80/x
  3. Step 3: Cross multiply
    3,780,112.80x = 5,670,169.20 × 2,717,230.80
  4. Step 4: Simplify right side
    3,780,112.80x = 15,407,158,391,451.36
  5. Step 5: Solve for x
    x = 15,407,158,391,451.36/3,780,112.80
  6. Step 6: Final answer
    x = 4,075,846.20

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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.