Home / 1,229,246.70-1,843,870.05-756,198.60

Finding the Fourth Proportional to 1,229,246.70, 1,843,870.05 and 756,198.60

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Solution

The fourth proportional to 1,229,246.70, 1,843,870.05 and 756,198.60 is: 1,134,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,246.70 : 1,843,870.05 = 756,198.60 : x
  2. Step 2: Convert to fraction form
    1,229,246.70/1,843,870.05 = 756,198.60/x
  3. Step 3: Cross multiply
    1,229,246.70x = 1,843,870.05 × 756,198.60
  4. Step 4: Simplify right side
    1,229,246.70x = 1,394,331,950,391.93
  5. Step 5: Solve for x
    x = 1,394,331,950,391.93/1,229,246.70
  6. Step 6: Final answer
    x = 1,134,297.90

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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.