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Finding the Third Proportional to 634,656 and 1,373,808

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Solution

The third proportional to 634,656 and 1,373,808 is: 2,973,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,656 : 1,373,808 = 1,373,808 : x
  2. Step 2: Convert to fraction form
    634,656/1,373,808 = 1,373,808/x
  3. Step 3: Cross multiply
    634,656x = 1,373,808 × 1,373,808
  4. Step 4: Simplify right side
    634,656x = 1,887,348,420,864
  5. Step 5: Solve for x
    x = 1,887,348,420,864/634,656
  6. Step 6: Final answer
    x = 2,973,813.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.