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Finding the Third Proportional to 978,720 and 1,497,329

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Solution

The third proportional to 978,720 and 1,497,329 is: 2,290,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,720 : 1,497,329 = 1,497,329 : x
  2. Step 2: Convert to fraction form
    978,720/1,497,329 = 1,497,329/x
  3. Step 3: Cross multiply
    978,720x = 1,497,329 × 1,497,329
  4. Step 4: Simplify right side
    978,720x = 2,241,994,134,241
  5. Step 5: Solve for x
    x = 2,241,994,134,241/978,720
  6. Step 6: Final answer
    x = 2,290,741.10

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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.