Home / 3,958,236-5,462,376.24-2,147,400

Finding the Fourth Proportional to 3,958,236, 5,462,376.24 and 2,147,400

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Solution

The fourth proportional to 3,958,236, 5,462,376.24 and 2,147,400 is: 2,963,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,236 : 5,462,376.24 = 2,147,400 : x
  2. Step 2: Convert to fraction form
    3,958,236/5,462,376.24 = 2,147,400/x
  3. Step 3: Cross multiply
    3,958,236x = 5,462,376.24 × 2,147,400
  4. Step 4: Simplify right side
    3,958,236x = 11,729,906,737,776
  5. Step 5: Solve for x
    x = 11,729,906,737,776/3,958,236
  6. Step 6: Final answer
    x = 2,963,417.73

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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.