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Finding the Third Proportional to 672,628 and 1,447,304

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Solution

The third proportional to 672,628 and 1,447,304 is: 3,114,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,628 : 1,447,304 = 1,447,304 : x
  2. Step 2: Convert to fraction form
    672,628/1,447,304 = 1,447,304/x
  3. Step 3: Cross multiply
    672,628x = 1,447,304 × 1,447,304
  4. Step 4: Simplify right side
    672,628x = 2,094,688,868,416
  5. Step 5: Solve for x
    x = 2,094,688,868,416/672,628
  6. Step 6: Final answer
    x = 3,114,186.25

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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.