Home / 3,540,912.20-5,311,368.30-1,177,008.20

Finding the Fourth Proportional to 3,540,912.20, 5,311,368.30 and 1,177,008.20

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Solution

The fourth proportional to 3,540,912.20, 5,311,368.30 and 1,177,008.20 is: 1,765,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,912.20 : 5,311,368.30 = 1,177,008.20 : x
  2. Step 2: Convert to fraction form
    3,540,912.20/5,311,368.30 = 1,177,008.20/x
  3. Step 3: Cross multiply
    3,540,912.20x = 5,311,368.30 × 1,177,008.20
  4. Step 4: Simplify right side
    3,540,912.20x = 6,251,524,042,320.06
  5. Step 5: Solve for x
    x = 6,251,524,042,320.06/3,540,912.20
  6. Step 6: Final answer
    x = 1,765,512.30

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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.