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Finding the Third Proportional to 910,618.50 and 1,315,581

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Solution

The third proportional to 910,618.50 and 1,315,581 is: 1,900,634.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,618.50 : 1,315,581 = 1,315,581 : x
  2. Step 2: Convert to fraction form
    910,618.50/1,315,581 = 1,315,581/x
  3. Step 3: Cross multiply
    910,618.50x = 1,315,581 × 1,315,581
  4. Step 4: Simplify right side
    910,618.50x = 1,730,753,367,561
  5. Step 5: Solve for x
    x = 1,730,753,367,561/910,618.50
  6. Step 6: Final answer
    x = 1,900,634.97

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.