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Finding the Third Proportional to 830,742.75 and 1,244,732.63

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Solution

The third proportional to 830,742.75 and 1,244,732.63 is: 1,865,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,742.75 : 1,244,732.63 = 1,244,732.63 : x
  2. Step 2: Convert to fraction form
    830,742.75/1,244,732.63 = 1,244,732.63/x
  3. Step 3: Cross multiply
    830,742.75x = 1,244,732.63 × 1,244,732.63
  4. Step 4: Simplify right side
    830,742.75x = 1,549,359,307,739.39
  5. Step 5: Solve for x
    x = 1,549,359,307,739.39/830,742.75
  6. Step 6: Final answer
    x = 1,865,028.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.