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Finding the Third Proportional to 684,964 and 1,486,650

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Solution

The third proportional to 684,964 and 1,486,650 is: 3,226,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,964 : 1,486,650 = 1,486,650 : x
  2. Step 2: Convert to fraction form
    684,964/1,486,650 = 1,486,650/x
  3. Step 3: Cross multiply
    684,964x = 1,486,650 × 1,486,650
  4. Step 4: Simplify right side
    684,964x = 2,210,128,222,500
  5. Step 5: Solve for x
    x = 2,210,128,222,500/684,964
  6. Step 6: Final answer
    x = 3,226,634.13

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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.