Home / 4,251,455.40-6,380,868.05-2,231,126.67

Finding the Fourth Proportional to 4,251,455.40, 6,380,868.05 and 2,231,126.67

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Solution

The fourth proportional to 4,251,455.40, 6,380,868.05 and 2,231,126.67 is: 3,348,623.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,455.40 : 6,380,868.05 = 2,231,126.67 : x
  2. Step 2: Convert to fraction form
    4,251,455.40/6,380,868.05 = 2,231,126.67/x
  3. Step 3: Cross multiply
    4,251,455.40x = 6,380,868.05 × 2,231,126.67
  4. Step 4: Simplify right side
    4,251,455.40x = 14,236,524,905,245.24
  5. Step 5: Solve for x
    x = 14,236,524,905,245.24/4,251,455.40
  6. Step 6: Final answer
    x = 3,348,623.84

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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.