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Finding the Fourth Proportional to 1,068,246, 1,474,179.48 and 591,318

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Solution

The fourth proportional to 1,068,246, 1,474,179.48 and 591,318 is: 816,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,246 : 1,474,179.48 = 591,318 : x
  2. Step 2: Convert to fraction form
    1,068,246/1,474,179.48 = 591,318/x
  3. Step 3: Cross multiply
    1,068,246x = 1,474,179.48 × 591,318
  4. Step 4: Simplify right side
    1,068,246x = 871,708,861,754.64
  5. Step 5: Solve for x
    x = 871,708,861,754.64/1,068,246
  6. Step 6: Final answer
    x = 816,018.84

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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.