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Finding the Fourth Proportional to 1,166,466, 1,609,723.08 and 629,922

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Solution

The fourth proportional to 1,166,466, 1,609,723.08 and 629,922 is: 869,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,466 : 1,609,723.08 = 629,922 : x
  2. Step 2: Convert to fraction form
    1,166,466/1,609,723.08 = 629,922/x
  3. Step 3: Cross multiply
    1,166,466x = 1,609,723.08 × 629,922
  4. Step 4: Simplify right side
    1,166,466x = 1,013,999,981,999.76
  5. Step 5: Solve for x
    x = 1,013,999,981,999.76/1,166,466
  6. Step 6: Final answer
    x = 869,292.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.