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Finding the Third Proportional to 842,616 and 1,803,330

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Solution

The third proportional to 842,616 and 1,803,330 is: 3,859,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,616 : 1,803,330 = 1,803,330 : x
  2. Step 2: Convert to fraction form
    842,616/1,803,330 = 1,803,330/x
  3. Step 3: Cross multiply
    842,616x = 1,803,330 × 1,803,330
  4. Step 4: Simplify right side
    842,616x = 3,251,999,088,900
  5. Step 5: Solve for x
    x = 3,251,999,088,900/842,616
  6. Step 6: Final answer
    x = 3,859,408.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.