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Finding the Third Proportional to 899,121 and 1,926,489

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Solution

The third proportional to 899,121 and 1,926,489 is: 4,127,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,121 : 1,926,489 = 1,926,489 : x
  2. Step 2: Convert to fraction form
    899,121/1,926,489 = 1,926,489/x
  3. Step 3: Cross multiply
    899,121x = 1,926,489 × 1,926,489
  4. Step 4: Simplify right side
    899,121x = 3,711,359,867,121
  5. Step 5: Solve for x
    x = 3,711,359,867,121/899,121
  6. Step 6: Final answer
    x = 4,127,764.64

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.