Home / 1,814,640.10-2,504,107.91-998,687.81

Finding the Fourth Proportional to 1,814,640.10, 2,504,107.91 and 998,687.81

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Solution

The fourth proportional to 1,814,640.10, 2,504,107.91 and 998,687.81 is: 1,378,136.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,640.10 : 2,504,107.91 = 998,687.81 : x
  2. Step 2: Convert to fraction form
    1,814,640.10/2,504,107.91 = 998,687.81/x
  3. Step 3: Cross multiply
    1,814,640.10x = 2,504,107.91 × 998,687.81
  4. Step 4: Simplify right side
    1,814,640.10x = 2,500,822,053,398.57
  5. Step 5: Solve for x
    x = 2,500,822,053,398.57/1,814,640.10
  6. Step 6: Final answer
    x = 1,378,136.67

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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.