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Finding the Fourth Proportional to 3,229,892.85, 4,845,548.68 and 955,239.91

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Solution

The fourth proportional to 3,229,892.85, 4,845,548.68 and 955,239.91 is: 1,433,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,892.85 : 4,845,548.68 = 955,239.91 : x
  2. Step 2: Convert to fraction form
    3,229,892.85/4,845,548.68 = 955,239.91/x
  3. Step 3: Cross multiply
    3,229,892.85x = 4,845,548.68 × 955,239.91
  4. Step 4: Simplify right side
    3,229,892.85x = 4,628,661,486,796.57
  5. Step 5: Solve for x
    x = 4,628,661,486,796.57/3,229,892.85
  6. Step 6: Final answer
    x = 1,433,069.67

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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.