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Finding the Fourth Proportional to 1,000,884, 1,381,229.64 and 598,476

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Solution

The fourth proportional to 1,000,884, 1,381,229.64 and 598,476 is: 825,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,884 : 1,381,229.64 = 598,476 : x
  2. Step 2: Convert to fraction form
    1,000,884/1,381,229.64 = 598,476/x
  3. Step 3: Cross multiply
    1,000,884x = 1,381,229.64 × 598,476
  4. Step 4: Simplify right side
    1,000,884x = 826,632,790,028.64
  5. Step 5: Solve for x
    x = 826,632,790,028.64/1,000,884
  6. Step 6: Final answer
    x = 825,902.69

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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.