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Finding the Third Proportional to 1,455,374.25 and 3,061,557

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Solution

The third proportional to 1,455,374.25 and 3,061,557 is: 6,440,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,374.25 : 3,061,557 = 3,061,557 : x
  2. Step 2: Convert to fraction form
    1,455,374.25/3,061,557 = 3,061,557/x
  3. Step 3: Cross multiply
    1,455,374.25x = 3,061,557 × 3,061,557
  4. Step 4: Simplify right side
    1,455,374.25x = 9,373,131,264,249
  5. Step 5: Solve for x
    x = 9,373,131,264,249/1,455,374.25
  6. Step 6: Final answer
    x = 6,440,358.05

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.