Home / 2,181,751.80-3,274,571.70-1,282,068.60

Finding the Fourth Proportional to 2,181,751.80, 3,274,571.70 and 1,282,068.60

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Solution

The fourth proportional to 2,181,751.80, 3,274,571.70 and 1,282,068.60 is: 1,924,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,751.80 : 3,274,571.70 = 1,282,068.60 : x
  2. Step 2: Convert to fraction form
    2,181,751.80/3,274,571.70 = 1,282,068.60/x
  3. Step 3: Cross multiply
    2,181,751.80x = 3,274,571.70 × 1,282,068.60
  4. Step 4: Simplify right side
    2,181,751.80x = 4,198,225,555,018.62
  5. Step 5: Solve for x
    x = 4,198,225,555,018.62/2,181,751.80
  6. Step 6: Final answer
    x = 1,924,245.26

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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.