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Finding the Third Proportional to 908,075 and 1,993,270

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Solution

The third proportional to 908,075 and 1,993,270 is: 4,375,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,075 : 1,993,270 = 1,993,270 : x
  2. Step 2: Convert to fraction form
    908,075/1,993,270 = 1,993,270/x
  3. Step 3: Cross multiply
    908,075x = 1,993,270 × 1,993,270
  4. Step 4: Simplify right side
    908,075x = 3,973,125,292,900
  5. Step 5: Solve for x
    x = 3,973,125,292,900/908,075
  6. Step 6: Final answer
    x = 4,375,327.25

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.