Home / 2,871,286.78-4,307,677.80-1,074,310.78

Finding the Fourth Proportional to 2,871,286.78, 4,307,677.80 and 1,074,310.78

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Solution

The fourth proportional to 2,871,286.78, 4,307,677.80 and 1,074,310.78 is: 1,611,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,286.78 : 4,307,677.80 = 1,074,310.78 : x
  2. Step 2: Convert to fraction form
    2,871,286.78/4,307,677.80 = 1,074,310.78/x
  3. Step 3: Cross multiply
    2,871,286.78x = 4,307,677.80 × 1,074,310.78
  4. Step 4: Simplify right side
    2,871,286.78x = 4,627,784,697,306.68
  5. Step 5: Solve for x
    x = 4,627,784,697,306.68/2,871,286.78
  6. Step 6: Final answer
    x = 1,611,745.90

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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.