Home / 5,251,914.82-7,871,245.56-2,817,029.34

Finding the Fourth Proportional to 5,251,914.82, 7,871,245.56 and 2,817,029.34

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Solution

The fourth proportional to 5,251,914.82, 7,871,245.56 and 2,817,029.34 is: 4,221,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,914.82 : 7,871,245.56 = 2,817,029.34 : x
  2. Step 2: Convert to fraction form
    5,251,914.82/7,871,245.56 = 2,817,029.34/x
  3. Step 3: Cross multiply
    5,251,914.82x = 7,871,245.56 × 2,817,029.34
  4. Step 4: Simplify right side
    5,251,914.82x = 22,173,529,684,864.73
  5. Step 5: Solve for x
    x = 22,173,529,684,864.73/5,251,914.82
  6. Step 6: Final answer
    x = 4,221,989.59

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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.