Home / 1,317,806-1,974,453.04-719,187.65

Finding the Fourth Proportional to 1,317,806, 1,974,453.04 and 719,187.65

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Solution

The fourth proportional to 1,317,806, 1,974,453.04 and 719,187.65 is: 1,077,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,806 : 1,974,453.04 = 719,187.65 : x
  2. Step 2: Convert to fraction form
    1,317,806/1,974,453.04 = 719,187.65/x
  3. Step 3: Cross multiply
    1,317,806x = 1,974,453.04 × 719,187.65
  4. Step 4: Simplify right side
    1,317,806x = 1,420,002,241,872.96
  5. Step 5: Solve for x
    x = 1,420,002,241,872.96/1,317,806
  6. Step 6: Final answer
    x = 1,077,550.29

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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.