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Finding the Third Proportional to 607,615 and 1,308,725

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Solution

The third proportional to 607,615 and 1,308,725 is: 2,818,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,615 : 1,308,725 = 1,308,725 : x
  2. Step 2: Convert to fraction form
    607,615/1,308,725 = 1,308,725/x
  3. Step 3: Cross multiply
    607,615x = 1,308,725 × 1,308,725
  4. Step 4: Simplify right side
    607,615x = 1,712,761,125,625
  5. Step 5: Solve for x
    x = 1,712,761,125,625/607,615
  6. Step 6: Final answer
    x = 2,818,826.27

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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.