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Finding the Third Proportional to 956,428 and 1,337,305

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Solution

The third proportional to 956,428 and 1,337,305 is: 1,869,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,428 : 1,337,305 = 1,337,305 : x
  2. Step 2: Convert to fraction form
    956,428/1,337,305 = 1,337,305/x
  3. Step 3: Cross multiply
    956,428x = 1,337,305 × 1,337,305
  4. Step 4: Simplify right side
    956,428x = 1,788,384,663,025
  5. Step 5: Solve for x
    x = 1,788,384,663,025/956,428
  6. Step 6: Final answer
    x = 1,869,858.12

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.