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Finding the Third Proportional to 707,890 and 1,533,878

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Solution

The third proportional to 707,890 and 1,533,878 is: 3,323,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,890 : 1,533,878 = 1,533,878 : x
  2. Step 2: Convert to fraction form
    707,890/1,533,878 = 1,533,878/x
  3. Step 3: Cross multiply
    707,890x = 1,533,878 × 1,533,878
  4. Step 4: Simplify right side
    707,890x = 2,352,781,718,884
  5. Step 5: Solve for x
    x = 2,352,781,718,884/707,890
  6. Step 6: Final answer
    x = 3,323,654.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.