Home / 3,091,242.33-4,263,121.94-1,929,795.84

Finding the Fourth Proportional to 3,091,242.33, 4,263,121.94 and 1,929,795.84

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Solution

The fourth proportional to 3,091,242.33, 4,263,121.94 and 1,929,795.84 is: 2,661,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,242.33 : 4,263,121.94 = 1,929,795.84 : x
  2. Step 2: Convert to fraction form
    3,091,242.33/4,263,121.94 = 1,929,795.84/x
  3. Step 3: Cross multiply
    3,091,242.33x = 4,263,121.94 × 1,929,795.84
  4. Step 4: Simplify right side
    3,091,242.33x = 8,226,954,975,575.75
  5. Step 5: Solve for x
    x = 8,226,954,975,575.75/3,091,242.33
  6. Step 6: Final answer
    x = 2,661,374.97

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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.