Home / 1,995,821.80-2,993,732.70-1,974,826.60

Finding the Fourth Proportional to 1,995,821.80, 2,993,732.70 and 1,974,826.60

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Solution

The fourth proportional to 1,995,821.80, 2,993,732.70 and 1,974,826.60 is: 2,962,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,821.80 : 2,993,732.70 = 1,974,826.60 : x
  2. Step 2: Convert to fraction form
    1,995,821.80/2,993,732.70 = 1,974,826.60/x
  3. Step 3: Cross multiply
    1,995,821.80x = 2,993,732.70 × 1,974,826.60
  4. Step 4: Simplify right side
    1,995,821.80x = 5,912,102,969,249.82
  5. Step 5: Solve for x
    x = 5,912,102,969,249.82/1,995,821.80
  6. Step 6: Final answer
    x = 2,962,239.90

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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.