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Finding the Third Proportional to 662,904 and 1,430,703

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Solution

The third proportional to 662,904 and 1,430,703 is: 3,087,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,904 : 1,430,703 = 1,430,703 : x
  2. Step 2: Convert to fraction form
    662,904/1,430,703 = 1,430,703/x
  3. Step 3: Cross multiply
    662,904x = 1,430,703 × 1,430,703
  4. Step 4: Simplify right side
    662,904x = 2,046,911,074,209
  5. Step 5: Solve for x
    x = 2,046,911,074,209/662,904
  6. Step 6: Final answer
    x = 3,087,794.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.