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Finding the Third Proportional to 722,317.50 and 1,708,209

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Solution

The third proportional to 722,317.50 and 1,708,209 is: 4,039,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,317.50 : 1,708,209 = 1,708,209 : x
  2. Step 2: Convert to fraction form
    722,317.50/1,708,209 = 1,708,209/x
  3. Step 3: Cross multiply
    722,317.50x = 1,708,209 × 1,708,209
  4. Step 4: Simplify right side
    722,317.50x = 2,917,977,987,681
  5. Step 5: Solve for x
    x = 2,917,977,987,681/722,317.50
  6. Step 6: Final answer
    x = 4,039,744.28

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.