Home / 3,871,011.72-5,342,295-2,322,331.40

Finding the Fourth Proportional to 3,871,011.72, 5,342,295 and 2,322,331.40

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Solution

The fourth proportional to 3,871,011.72, 5,342,295 and 2,322,331.40 is: 3,204,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,011.72 : 5,342,295 = 2,322,331.40 : x
  2. Step 2: Convert to fraction form
    3,871,011.72/5,342,295 = 2,322,331.40/x
  3. Step 3: Cross multiply
    3,871,011.72x = 5,342,295 × 2,322,331.40
  4. Step 4: Simplify right side
    3,871,011.72x = 12,406,579,426,563
  5. Step 5: Solve for x
    x = 12,406,579,426,563/3,871,011.72
  6. Step 6: Final answer
    x = 3,204,996.61

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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.