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Finding the Third Proportional to 719,908 and 1,575,416

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Solution

The third proportional to 719,908 and 1,575,416 is: 3,447,573.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,908 : 1,575,416 = 1,575,416 : x
  2. Step 2: Convert to fraction form
    719,908/1,575,416 = 1,575,416/x
  3. Step 3: Cross multiply
    719,908x = 1,575,416 × 1,575,416
  4. Step 4: Simplify right side
    719,908x = 2,481,935,573,056
  5. Step 5: Solve for x
    x = 2,481,935,573,056/719,908
  6. Step 6: Final answer
    x = 3,447,573.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.