Home / 1,728,371.98-2,384,797.30-993,184.12

Finding the Fourth Proportional to 1,728,371.98, 2,384,797.30 and 993,184.12

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Solution

The fourth proportional to 1,728,371.98, 2,384,797.30 and 993,184.12 is: 1,370,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,371.98 : 2,384,797.30 = 993,184.12 : x
  2. Step 2: Convert to fraction form
    1,728,371.98/2,384,797.30 = 993,184.12/x
  3. Step 3: Cross multiply
    1,728,371.98x = 2,384,797.30 × 993,184.12
  4. Step 4: Simplify right side
    1,728,371.98x = 2,368,542,807,778.88
  5. Step 5: Solve for x
    x = 2,368,542,807,778.88/1,728,371.98
  6. Step 6: Final answer
    x = 1,370,389.50

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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.