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Finding the Third Proportional to 718,083 and 1,555,841

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Solution

The third proportional to 718,083 and 1,555,841 is: 3,370,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,083 : 1,555,841 = 1,555,841 : x
  2. Step 2: Convert to fraction form
    718,083/1,555,841 = 1,555,841/x
  3. Step 3: Cross multiply
    718,083x = 1,555,841 × 1,555,841
  4. Step 4: Simplify right side
    718,083x = 2,420,641,217,281
  5. Step 5: Solve for x
    x = 2,420,641,217,281/718,083
  6. Step 6: Final answer
    x = 3,370,976.92

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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.