Home / 3,992,211.27-5,509,120.03-2,522,905.02

Finding the Fourth Proportional to 3,992,211.27, 5,509,120.03 and 2,522,905.02

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Solution

The fourth proportional to 3,992,211.27, 5,509,120.03 and 2,522,905.02 is: 3,481,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,211.27 : 5,509,120.03 = 2,522,905.02 : x
  2. Step 2: Convert to fraction form
    3,992,211.27/5,509,120.03 = 2,522,905.02/x
  3. Step 3: Cross multiply
    3,992,211.27x = 5,509,120.03 × 2,522,905.02
  4. Step 4: Simplify right side
    3,992,211.27x = 13,898,986,573,162.29
  5. Step 5: Solve for x
    x = 13,898,986,573,162.29/3,992,211.27
  6. Step 6: Final answer
    x = 3,481,525.81

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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.