Home / 2,722,255.81-4,081,976.80-802,922.74

Finding the Fourth Proportional to 2,722,255.81, 4,081,976.80 and 802,922.74

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Solution

The fourth proportional to 2,722,255.81, 4,081,976.80 and 802,922.74 is: 1,203,969.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,255.81 : 4,081,976.80 = 802,922.74 : x
  2. Step 2: Convert to fraction form
    2,722,255.81/4,081,976.80 = 802,922.74/x
  3. Step 3: Cross multiply
    2,722,255.81x = 4,081,976.80 × 802,922.74
  4. Step 4: Simplify right side
    2,722,255.81x = 3,277,511,984,660.18
  5. Step 5: Solve for x
    x = 3,277,511,984,660.18/2,722,255.81
  6. Step 6: Final answer
    x = 1,203,969.14

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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.