Home / 1,302,912.29-1,954,626.83-404,315.68

Finding the Fourth Proportional to 1,302,912.29, 1,954,626.83 and 404,315.68

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Solution

The fourth proportional to 1,302,912.29, 1,954,626.83 and 404,315.68 is: 606,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,912.29 : 1,954,626.83 = 404,315.68 : x
  2. Step 2: Convert to fraction form
    1,302,912.29/1,954,626.83 = 404,315.68/x
  3. Step 3: Cross multiply
    1,302,912.29x = 1,954,626.83 × 404,315.68
  4. Step 4: Simplify right side
    1,302,912.29x = 790,286,275,917.70
  5. Step 5: Solve for x
    x = 790,286,275,917.70/1,302,912.29
  6. Step 6: Final answer
    x = 606,553.70

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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.