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Finding the Third Proportional to 775,630 and 1,191,798

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Solution

The third proportional to 775,630 and 1,191,798 is: 1,831,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,630 : 1,191,798 = 1,191,798 : x
  2. Step 2: Convert to fraction form
    775,630/1,191,798 = 1,191,798/x
  3. Step 3: Cross multiply
    775,630x = 1,191,798 × 1,191,798
  4. Step 4: Simplify right side
    775,630x = 1,420,382,472,804
  5. Step 5: Solve for x
    x = 1,420,382,472,804/775,630
  6. Step 6: Final answer
    x = 1,831,262.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.