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Finding the Third Proportional to 713,145 and 1,566,240

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Solution

The third proportional to 713,145 and 1,566,240 is: 3,439,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,145 : 1,566,240 = 1,566,240 : x
  2. Step 2: Convert to fraction form
    713,145/1,566,240 = 1,566,240/x
  3. Step 3: Cross multiply
    713,145x = 1,566,240 × 1,566,240
  4. Step 4: Simplify right side
    713,145x = 2,453,107,737,600
  5. Step 5: Solve for x
    x = 2,453,107,737,600/713,145
  6. Step 6: Final answer
    x = 3,439,844.26

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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.