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Finding the Third Proportional to 990,746 and 1,437,735

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Solution

The third proportional to 990,746 and 1,437,735 is: 2,086,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,746 : 1,437,735 = 1,437,735 : x
  2. Step 2: Convert to fraction form
    990,746/1,437,735 = 1,437,735/x
  3. Step 3: Cross multiply
    990,746x = 1,437,735 × 1,437,735
  4. Step 4: Simplify right side
    990,746x = 2,067,081,930,225
  5. Step 5: Solve for x
    x = 2,067,081,930,225/990,746
  6. Step 6: Final answer
    x = 2,086,389.38

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.