Home / 2,729,231.70-4,093,847.55-1,131,628.20

Finding the Fourth Proportional to 2,729,231.70, 4,093,847.55 and 1,131,628.20

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Solution

The fourth proportional to 2,729,231.70, 4,093,847.55 and 1,131,628.20 is: 1,697,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,231.70 : 4,093,847.55 = 1,131,628.20 : x
  2. Step 2: Convert to fraction form
    2,729,231.70/4,093,847.55 = 1,131,628.20/x
  3. Step 3: Cross multiply
    2,729,231.70x = 4,093,847.55 × 1,131,628.20
  4. Step 4: Simplify right side
    2,729,231.70x = 4,632,713,334,080.91
  5. Step 5: Solve for x
    x = 4,632,713,334,080.91/2,729,231.70
  6. Step 6: Final answer
    x = 1,697,442.30

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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.