Home / 2,871,089.82-3,962,193.67-1,647,619.14

Finding the Fourth Proportional to 2,871,089.82, 3,962,193.67 and 1,647,619.14

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Solution

The fourth proportional to 2,871,089.82, 3,962,193.67 and 1,647,619.14 is: 2,273,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,089.82 : 3,962,193.67 = 1,647,619.14 : x
  2. Step 2: Convert to fraction form
    2,871,089.82/3,962,193.67 = 1,647,619.14/x
  3. Step 3: Cross multiply
    2,871,089.82x = 3,962,193.67 × 1,647,619.14
  4. Step 4: Simplify right side
    2,871,089.82x = 6,528,186,143,996.60
  5. Step 5: Solve for x
    x = 6,528,186,143,996.60/2,871,089.82
  6. Step 6: Final answer
    x = 2,273,765.91

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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.