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Finding the Third Proportional to 913,904 and 1,365,480

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Solution

The third proportional to 913,904 and 1,365,480 is: 2,040,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,904 : 1,365,480 = 1,365,480 : x
  2. Step 2: Convert to fraction form
    913,904/1,365,480 = 1,365,480/x
  3. Step 3: Cross multiply
    913,904x = 1,365,480 × 1,365,480
  4. Step 4: Simplify right side
    913,904x = 1,864,535,630,400
  5. Step 5: Solve for x
    x = 1,864,535,630,400/913,904
  6. Step 6: Final answer
    x = 2,040,187.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.