Home / 1,379,890.69-3,223,167.19

Finding the Third Proportional to 1,379,890.69 and 3,223,167.19

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Solution

The third proportional to 1,379,890.69 and 3,223,167.19 is: 7,528,717.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,890.69 : 3,223,167.19 = 3,223,167.19 : x
  2. Step 2: Convert to fraction form
    1,379,890.69/3,223,167.19 = 3,223,167.19/x
  3. Step 3: Cross multiply
    1,379,890.69x = 3,223,167.19 × 3,223,167.19
  4. Step 4: Simplify right side
    1,379,890.69x = 10,388,806,718,576.66
  5. Step 5: Solve for x
    x = 10,388,806,718,576.66/1,379,890.69
  6. Step 6: Final answer
    x = 7,528,717.17

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.