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Finding the Third Proportional to 2,137,669 and 4,702,865

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Solution

The third proportional to 2,137,669 and 4,702,865 is: 10,346,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,669 : 4,702,865 = 4,702,865 : x
  2. Step 2: Convert to fraction form
    2,137,669/4,702,865 = 4,702,865/x
  3. Step 3: Cross multiply
    2,137,669x = 4,702,865 × 4,702,865
  4. Step 4: Simplify right side
    2,137,669x = 22,116,939,208,225
  5. Step 5: Solve for x
    x = 22,116,939,208,225/2,137,669
  6. Step 6: Final answer
    x = 10,346,288.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.