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Finding the Third Proportional to 1,477,321.50 and 3,175,334.25

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Solution

The third proportional to 1,477,321.50 and 3,175,334.25 is: 6,825,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,321.50 : 3,175,334.25 = 3,175,334.25 : x
  2. Step 2: Convert to fraction form
    1,477,321.50/3,175,334.25 = 3,175,334.25/x
  3. Step 3: Cross multiply
    1,477,321.50x = 3,175,334.25 × 3,175,334.25
  4. Step 4: Simplify right side
    1,477,321.50x = 10,082,747,599,223.06
  5. Step 5: Solve for x
    x = 10,082,747,599,223.06/1,477,321.50
  6. Step 6: Final answer
    x = 6,825,019.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.