Home / 1,961,147.94-2,940,037.11-681,589.19

Finding the Fourth Proportional to 1,961,147.94, 2,940,037.11 and 681,589.19

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Solution

The fourth proportional to 1,961,147.94, 2,940,037.11 and 681,589.19 is: 1,021,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,147.94 : 2,940,037.11 = 681,589.19 : x
  2. Step 2: Convert to fraction form
    1,961,147.94/2,940,037.11 = 681,589.19/x
  3. Step 3: Cross multiply
    1,961,147.94x = 2,940,037.11 × 681,589.19
  4. Step 4: Simplify right side
    1,961,147.94x = 2,003,897,497,674.66
  5. Step 5: Solve for x
    x = 2,003,897,497,674.66/1,961,147.94
  6. Step 6: Final answer
    x = 1,021,798.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.