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Finding the Fourth Proportional to 3,294,649.39, 4,945,161.93 and 1,589,992.66

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Solution

The fourth proportional to 3,294,649.39, 4,945,161.93 and 1,589,992.66 is: 2,386,527.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294,649.39 : 4,945,161.93 = 1,589,992.66 : x
  2. Step 2: Convert to fraction form
    3,294,649.39/4,945,161.93 = 1,589,992.66/x
  3. Step 3: Cross multiply
    3,294,649.39x = 4,945,161.93 × 1,589,992.66
  4. Step 4: Simplify right side
    3,294,649.39x = 7,862,771,171,211.43
  5. Step 5: Solve for x
    x = 7,862,771,171,211.43/3,294,649.39
  6. Step 6: Final answer
    x = 2,386,527.44

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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.