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Finding the Third Proportional to 559,651.50 and 1,221,777

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Solution

The third proportional to 559,651.50 and 1,221,777 is: 2,667,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,651.50 : 1,221,777 = 1,221,777 : x
  2. Step 2: Convert to fraction form
    559,651.50/1,221,777 = 1,221,777/x
  3. Step 3: Cross multiply
    559,651.50x = 1,221,777 × 1,221,777
  4. Step 4: Simplify right side
    559,651.50x = 1,492,739,037,729
  5. Step 5: Solve for x
    x = 1,492,739,037,729/559,651.50
  6. Step 6: Final answer
    x = 2,667,265.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.