Home / 5,279,251.79-7,285,367.46-2,864,803.79

Finding the Fourth Proportional to 5,279,251.79, 7,285,367.46 and 2,864,803.79

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Solution

The fourth proportional to 5,279,251.79, 7,285,367.46 and 2,864,803.79 is: 3,953,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,251.79 : 7,285,367.46 = 2,864,803.79 : x
  2. Step 2: Convert to fraction form
    5,279,251.79/7,285,367.46 = 2,864,803.79/x
  3. Step 3: Cross multiply
    5,279,251.79x = 7,285,367.46 × 2,864,803.79
  4. Step 4: Simplify right side
    5,279,251.79x = 20,871,148,274,523.84
  5. Step 5: Solve for x
    x = 20,871,148,274,523.84/5,279,251.79
  6. Step 6: Final answer
    x = 3,953,429.22

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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.