Home / 4,100,405.80-6,150,608.70-1,969,976.20

Finding the Fourth Proportional to 4,100,405.80, 6,150,608.70 and 1,969,976.20

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Solution

The fourth proportional to 4,100,405.80, 6,150,608.70 and 1,969,976.20 is: 2,954,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100,405.80 : 6,150,608.70 = 1,969,976.20 : x
  2. Step 2: Convert to fraction form
    4,100,405.80/6,150,608.70 = 1,969,976.20/x
  3. Step 3: Cross multiply
    4,100,405.80x = 6,150,608.70 × 1,969,976.20
  4. Step 4: Simplify right side
    4,100,405.80x = 12,116,552,754,512.94
  5. Step 5: Solve for x
    x = 12,116,552,754,512.94/4,100,405.80
  6. Step 6: Final answer
    x = 2,954,964.30

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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.