Home / 3,650,653.78-5,037,698.13-1,996,474.21

Finding the Fourth Proportional to 3,650,653.78, 5,037,698.13 and 1,996,474.21

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Solution

The fourth proportional to 3,650,653.78, 5,037,698.13 and 1,996,474.21 is: 2,755,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,653.78 : 5,037,698.13 = 1,996,474.21 : x
  2. Step 2: Convert to fraction form
    3,650,653.78/5,037,698.13 = 1,996,474.21/x
  3. Step 3: Cross multiply
    3,650,653.78x = 5,037,698.13 × 1,996,474.21
  4. Step 4: Simplify right side
    3,650,653.78x = 10,057,634,394,310.23
  5. Step 5: Solve for x
    x = 10,057,634,394,310.23/3,650,653.78
  6. Step 6: Final answer
    x = 2,755,022.80

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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.