Home / 4,158,198.72-5,736,164.85-2,631,191.58

Finding the Fourth Proportional to 4,158,198.72, 5,736,164.85 and 2,631,191.58

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Solution

The fourth proportional to 4,158,198.72, 5,736,164.85 and 2,631,191.58 is: 3,629,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,198.72 : 5,736,164.85 = 2,631,191.58 : x
  2. Step 2: Convert to fraction form
    4,158,198.72/5,736,164.85 = 2,631,191.58/x
  3. Step 3: Cross multiply
    4,158,198.72x = 5,736,164.85 × 2,631,191.58
  4. Step 4: Simplify right side
    4,158,198.72x = 15,092,948,654,811.96
  5. Step 5: Solve for x
    x = 15,092,948,654,811.96/4,158,198.72
  6. Step 6: Final answer
    x = 3,629,684.31

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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.