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Finding the Fourth Proportional to 1,791,864, 2,687,847.84 and 462,168

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Solution

The fourth proportional to 1,791,864, 2,687,847.84 and 462,168 is: 693,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,864 : 2,687,847.84 = 462,168 : x
  2. Step 2: Convert to fraction form
    1,791,864/2,687,847.84 = 462,168/x
  3. Step 3: Cross multiply
    1,791,864x = 2,687,847.84 × 462,168
  4. Step 4: Simplify right side
    1,791,864x = 1,242,237,260,517.12
  5. Step 5: Solve for x
    x = 1,242,237,260,517.12/1,791,864
  6. Step 6: Final answer
    x = 693,265.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.