Home / 3,950,040.46-5,451,499.16-2,231,271.72

Finding the Fourth Proportional to 3,950,040.46, 5,451,499.16 and 2,231,271.72

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Solution

The fourth proportional to 3,950,040.46, 5,451,499.16 and 2,231,271.72 is: 3,079,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,040.46 : 5,451,499.16 = 2,231,271.72 : x
  2. Step 2: Convert to fraction form
    3,950,040.46/5,451,499.16 = 2,231,271.72/x
  3. Step 3: Cross multiply
    3,950,040.46x = 5,451,499.16 × 2,231,271.72
  4. Step 4: Simplify right side
    3,950,040.46x = 12,163,775,907,311.76
  5. Step 5: Solve for x
    x = 12,163,775,907,311.76/3,950,040.46
  6. Step 6: Final answer
    x = 3,079,405.40

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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.