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Finding the Third Proportional to 667,386 and 1,574,748

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Solution

The third proportional to 667,386 and 1,574,748 is: 3,715,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,386 : 1,574,748 = 1,574,748 : x
  2. Step 2: Convert to fraction form
    667,386/1,574,748 = 1,574,748/x
  3. Step 3: Cross multiply
    667,386x = 1,574,748 × 1,574,748
  4. Step 4: Simplify right side
    667,386x = 2,479,831,263,504
  5. Step 5: Solve for x
    x = 2,479,831,263,504/667,386
  6. Step 6: Final answer
    x = 3,715,737.61

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.