Home / 3,571,708.67-4,929,049.64-1,940,209.40

Finding the Fourth Proportional to 3,571,708.67, 4,929,049.64 and 1,940,209.40

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Solution

The fourth proportional to 3,571,708.67, 4,929,049.64 and 1,940,209.40 is: 2,677,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,708.67 : 4,929,049.64 = 1,940,209.40 : x
  2. Step 2: Convert to fraction form
    3,571,708.67/4,929,049.64 = 1,940,209.40/x
  3. Step 3: Cross multiply
    3,571,708.67x = 4,929,049.64 × 1,940,209.40
  4. Step 4: Simplify right side
    3,571,708.67x = 9,563,388,456,310.93
  5. Step 5: Solve for x
    x = 9,563,388,456,310.93/3,571,708.67
  6. Step 6: Final answer
    x = 2,677,538.78

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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.