Home / 3,901,103.21-5,384,604.32-2,269,825.65

Finding the Fourth Proportional to 3,901,103.21, 5,384,604.32 and 2,269,825.65

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Solution

The fourth proportional to 3,901,103.21, 5,384,604.32 and 2,269,825.65 is: 3,132,988.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,103.21 : 5,384,604.32 = 2,269,825.65 : x
  2. Step 2: Convert to fraction form
    3,901,103.21/5,384,604.32 = 2,269,825.65/x
  3. Step 3: Cross multiply
    3,901,103.21x = 5,384,604.32 × 2,269,825.65
  4. Step 4: Simplify right side
    3,901,103.21x = 12,222,113,000,636.81
  5. Step 5: Solve for x
    x = 12,222,113,000,636.81/3,901,103.21
  6. Step 6: Final answer
    x = 3,132,988.89

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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.