Home / 3,913,857.16-5,401,162-2,194,940.76

Finding the Fourth Proportional to 3,913,857.16, 5,401,162 and 2,194,940.76

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Solution

The fourth proportional to 3,913,857.16, 5,401,162 and 2,194,940.76 is: 3,029,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,857.16 : 5,401,162 = 2,194,940.76 : x
  2. Step 2: Convert to fraction form
    3,913,857.16/5,401,162 = 2,194,940.76/x
  3. Step 3: Cross multiply
    3,913,857.16x = 5,401,162 × 2,194,940.76
  4. Step 4: Simplify right side
    3,913,857.16x = 11,855,230,625,163.12
  5. Step 5: Solve for x
    x = 11,855,230,625,163.12/3,913,857.16
  6. Step 6: Final answer
    x = 3,029,040.19

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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.