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Finding the Third Proportional to 616,692 and 1,485,681

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Solution

The third proportional to 616,692 and 1,485,681 is: 3,579,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,692 : 1,485,681 = 1,485,681 : x
  2. Step 2: Convert to fraction form
    616,692/1,485,681 = 1,485,681/x
  3. Step 3: Cross multiply
    616,692x = 1,485,681 × 1,485,681
  4. Step 4: Simplify right side
    616,692x = 2,207,248,033,761
  5. Step 5: Solve for x
    x = 2,207,248,033,761/616,692
  6. Step 6: Final answer
    x = 3,579,174.10

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.