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Finding the Third Proportional to 1,271,386.50 and 3,000,663

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Solution

The third proportional to 1,271,386.50 and 3,000,663 is: 7,082,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,386.50 : 3,000,663 = 3,000,663 : x
  2. Step 2: Convert to fraction form
    1,271,386.50/3,000,663 = 3,000,663/x
  3. Step 3: Cross multiply
    1,271,386.50x = 3,000,663 × 3,000,663
  4. Step 4: Simplify right side
    1,271,386.50x = 9,003,978,439,569
  5. Step 5: Solve for x
    x = 9,003,978,439,569/1,271,386.50
  6. Step 6: Final answer
    x = 7,082,015.14

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.