Home / 1,815,986.70-2,504,861.46-1,135,742.22

Finding the Fourth Proportional to 1,815,986.70, 2,504,861.46 and 1,135,742.22

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Solution

The fourth proportional to 1,815,986.70, 2,504,861.46 and 1,135,742.22 is: 1,566,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,986.70 : 2,504,861.46 = 1,135,742.22 : x
  2. Step 2: Convert to fraction form
    1,815,986.70/2,504,861.46 = 1,135,742.22/x
  3. Step 3: Cross multiply
    1,815,986.70x = 2,504,861.46 × 1,135,742.22
  4. Step 4: Simplify right side
    1,815,986.70x = 2,844,876,915,372.84
  5. Step 5: Solve for x
    x = 2,844,876,915,372.84/1,815,986.70
  6. Step 6: Final answer
    x = 1,566,573.65

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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.