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Finding the Third Proportional to 625,848 and 1,369,776

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Solution

The third proportional to 625,848 and 1,369,776 is: 2,997,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,848 : 1,369,776 = 1,369,776 : x
  2. Step 2: Convert to fraction form
    625,848/1,369,776 = 1,369,776/x
  3. Step 3: Cross multiply
    625,848x = 1,369,776 × 1,369,776
  4. Step 4: Simplify right side
    625,848x = 1,876,286,290,176
  5. Step 5: Solve for x
    x = 1,876,286,290,176/625,848
  6. Step 6: Final answer
    x = 2,997,990.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.