Home / 2,108,999.88-3,164,039.27-613,091.88

Finding the Fourth Proportional to 2,108,999.88, 3,164,039.27 and 613,091.88

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Solution

The fourth proportional to 2,108,999.88, 3,164,039.27 and 613,091.88 is: 919,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,999.88 : 3,164,039.27 = 613,091.88 : x
  2. Step 2: Convert to fraction form
    2,108,999.88/3,164,039.27 = 613,091.88/x
  3. Step 3: Cross multiply
    2,108,999.88x = 3,164,039.27 × 613,091.88
  4. Step 4: Simplify right side
    2,108,999.88x = 1,939,846,784,438.13
  5. Step 5: Solve for x
    x = 1,939,846,784,438.13/2,108,999.88
  6. Step 6: Final answer
    x = 919,794.64

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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.