Home / 3,811,719.72-5,705,293.50-2,103,177

Finding the Fourth Proportional to 3,811,719.72, 5,705,293.50 and 2,103,177

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Solution

The fourth proportional to 3,811,719.72, 5,705,293.50 and 2,103,177 is: 3,147,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,719.72 : 5,705,293.50 = 2,103,177 : x
  2. Step 2: Convert to fraction form
    3,811,719.72/5,705,293.50 = 2,103,177/x
  3. Step 3: Cross multiply
    3,811,719.72x = 5,705,293.50 × 2,103,177
  4. Step 4: Simplify right side
    3,811,719.72x = 11,999,242,067,449.50
  5. Step 5: Solve for x
    x = 11,999,242,067,449.50/3,811,719.72
  6. Step 6: Final answer
    x = 3,147,986.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.