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Finding the Third Proportional to 903,913 and 1,365,110

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Solution

The third proportional to 903,913 and 1,365,110 is: 2,061,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,913 : 1,365,110 = 1,365,110 : x
  2. Step 2: Convert to fraction form
    903,913/1,365,110 = 1,365,110/x
  3. Step 3: Cross multiply
    903,913x = 1,365,110 × 1,365,110
  4. Step 4: Simplify right side
    903,913x = 1,863,525,312,100
  5. Step 5: Solve for x
    x = 1,863,525,312,100/903,913
  6. Step 6: Final answer
    x = 2,061,620.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.