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Finding the Third Proportional to 763,520 and 1,725,008

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Solution

The third proportional to 763,520 and 1,725,008 is: 3,897,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,520 : 1,725,008 = 1,725,008 : x
  2. Step 2: Convert to fraction form
    763,520/1,725,008 = 1,725,008/x
  3. Step 3: Cross multiply
    763,520x = 1,725,008 × 1,725,008
  4. Step 4: Simplify right side
    763,520x = 2,975,652,600,064
  5. Step 5: Solve for x
    x = 2,975,652,600,064/763,520
  6. Step 6: Final answer
    x = 3,897,281.80

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.