Home / 3,999,760.46-5,519,654.18-2,164,222.29

Finding the Fourth Proportional to 3,999,760.46, 5,519,654.18 and 2,164,222.29

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Solution

The fourth proportional to 3,999,760.46, 5,519,654.18 and 2,164,222.29 is: 2,986,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,760.46 : 5,519,654.18 = 2,164,222.29 : x
  2. Step 2: Convert to fraction form
    3,999,760.46/5,519,654.18 = 2,164,222.29/x
  3. Step 3: Cross multiply
    3,999,760.46x = 5,519,654.18 × 2,164,222.29
  4. Step 4: Simplify right side
    3,999,760.46x = 11,945,758,627,441.10
  5. Step 5: Solve for x
    x = 11,945,758,627,441.10/3,999,760.46
  6. Step 6: Final answer
    x = 2,986,618.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.