Home / 5,485,660.50-8,229,032.04-1,890,954.18

Finding the Fourth Proportional to 5,485,660.50, 8,229,032.04 and 1,890,954.18

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Solution

The fourth proportional to 5,485,660.50, 8,229,032.04 and 1,890,954.18 is: 2,836,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,660.50 : 8,229,032.04 = 1,890,954.18 : x
  2. Step 2: Convert to fraction form
    5,485,660.50/8,229,032.04 = 1,890,954.18/x
  3. Step 3: Cross multiply
    5,485,660.50x = 8,229,032.04 × 1,890,954.18
  4. Step 4: Simplify right side
    5,485,660.50x = 15,560,722,533,391.93
  5. Step 5: Solve for x
    x = 15,560,722,533,391.93/5,485,660.50
  6. Step 6: Final answer
    x = 2,836,617.86

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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.