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Finding the Third Proportional to 719,880 and 1,550,352

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Solution

The third proportional to 719,880 and 1,550,352 is: 3,338,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,880 : 1,550,352 = 1,550,352 : x
  2. Step 2: Convert to fraction form
    719,880/1,550,352 = 1,550,352/x
  3. Step 3: Cross multiply
    719,880x = 1,550,352 × 1,550,352
  4. Step 4: Simplify right side
    719,880x = 2,403,591,323,904
  5. Step 5: Solve for x
    x = 2,403,591,323,904/719,880
  6. Step 6: Final answer
    x = 3,338,877.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.