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Finding the Third Proportional to 1,511,624 and 3,318,124

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Solution

The third proportional to 1,511,624 and 3,318,124 is: 7,283,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,624 : 3,318,124 = 3,318,124 : x
  2. Step 2: Convert to fraction form
    1,511,624/3,318,124 = 3,318,124/x
  3. Step 3: Cross multiply
    1,511,624x = 3,318,124 × 3,318,124
  4. Step 4: Simplify right side
    1,511,624x = 11,009,946,879,376
  5. Step 5: Solve for x
    x = 11,009,946,879,376/1,511,624
  6. Step 6: Final answer
    x = 7,283,522.15

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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.