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Finding the Third Proportional to 1,348,309.41 and 2,896,729.31

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Solution

The third proportional to 1,348,309.41 and 2,896,729.31 is: 6,223,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,309.41 : 2,896,729.31 = 2,896,729.31 : x
  2. Step 2: Convert to fraction form
    1,348,309.41/2,896,729.31 = 2,896,729.31/x
  3. Step 3: Cross multiply
    1,348,309.41x = 2,896,729.31 × 2,896,729.31
  4. Step 4: Simplify right side
    1,348,309.41x = 8,391,040,709,896.72
  5. Step 5: Solve for x
    x = 8,391,040,709,896.72/1,348,309.41
  6. Step 6: Final answer
    x = 6,223,379.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.