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Finding the Third Proportional to 607,994 and 1,319,830

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Solution

The third proportional to 607,994 and 1,319,830 is: 2,865,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,994 : 1,319,830 = 1,319,830 : x
  2. Step 2: Convert to fraction form
    607,994/1,319,830 = 1,319,830/x
  3. Step 3: Cross multiply
    607,994x = 1,319,830 × 1,319,830
  4. Step 4: Simplify right side
    607,994x = 1,741,951,228,900
  5. Step 5: Solve for x
    x = 1,741,951,228,900/607,994
  6. Step 6: Final answer
    x = 2,865,079.64

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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.