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Finding the Third Proportional to 918,302 and 1,993,904

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Solution

The third proportional to 918,302 and 1,993,904 is: 4,329,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,302 : 1,993,904 = 1,993,904 : x
  2. Step 2: Convert to fraction form
    918,302/1,993,904 = 1,993,904/x
  3. Step 3: Cross multiply
    918,302x = 1,993,904 × 1,993,904
  4. Step 4: Simplify right side
    918,302x = 3,975,653,161,216
  5. Step 5: Solve for x
    x = 3,975,653,161,216/918,302
  6. Step 6: Final answer
    x = 4,329,352.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.