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Finding the Third Proportional to 718,468 and 1,127,058

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Solution

The third proportional to 718,468 and 1,127,058 is: 1,768,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,468 : 1,127,058 = 1,127,058 : x
  2. Step 2: Convert to fraction form
    718,468/1,127,058 = 1,127,058/x
  3. Step 3: Cross multiply
    718,468x = 1,127,058 × 1,127,058
  4. Step 4: Simplify right side
    718,468x = 1,270,259,735,364
  5. Step 5: Solve for x
    x = 1,270,259,735,364/718,468
  6. Step 6: Final answer
    x = 1,768,011.57

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.