Home / 3,871,013.72-5,342,297.76-2,322,333.40

Finding the Fourth Proportional to 3,871,013.72, 5,342,297.76 and 2,322,333.40

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Solution

The fourth proportional to 3,871,013.72, 5,342,297.76 and 2,322,333.40 is: 3,204,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,013.72 : 5,342,297.76 = 2,322,333.40 : x
  2. Step 2: Convert to fraction form
    3,871,013.72/5,342,297.76 = 2,322,333.40/x
  3. Step 3: Cross multiply
    3,871,013.72x = 5,342,297.76 × 2,322,333.40
  4. Step 4: Simplify right side
    3,871,013.72x = 12,406,596,520,793.18
  5. Step 5: Solve for x
    x = 12,406,596,520,793.18/3,871,013.72
  6. Step 6: Final answer
    x = 3,204,999.37

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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.