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Finding the Fourth Proportional to 5,988,365.20, 8,982,624.60 and 1,999,277.20

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Solution

The fourth proportional to 5,988,365.20, 8,982,624.60 and 1,999,277.20 is: 2,998,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988,365.20 : 8,982,624.60 = 1,999,277.20 : x
  2. Step 2: Convert to fraction form
    5,988,365.20/8,982,624.60 = 1,999,277.20/x
  3. Step 3: Cross multiply
    5,988,365.20x = 8,982,624.60 × 1,999,277.20
  4. Step 4: Simplify right side
    5,988,365.20x = 17,958,756,558,939.12
  5. Step 5: Solve for x
    x = 17,958,756,558,939.12/5,988,365.20
  6. Step 6: Final answer
    x = 2,998,941.44

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Why These Related Problems?

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