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Finding the Third Proportional to 1,220,854 and 1,795,989

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Solution

The third proportional to 1,220,854 and 1,795,989 is: 2,642,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,854 : 1,795,989 = 1,795,989 : x
  2. Step 2: Convert to fraction form
    1,220,854/1,795,989 = 1,795,989/x
  3. Step 3: Cross multiply
    1,220,854x = 1,795,989 × 1,795,989
  4. Step 4: Simplify right side
    1,220,854x = 3,225,576,488,121
  5. Step 5: Solve for x
    x = 3,225,576,488,121/1,220,854
  6. Step 6: Final answer
    x = 2,642,065.71

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.