Home / 3,287,209.50-4,930,814.24-891,054.14

Finding the Fourth Proportional to 3,287,209.50, 4,930,814.24 and 891,054.14

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Solution

The fourth proportional to 3,287,209.50, 4,930,814.24 and 891,054.14 is: 1,336,581.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,209.50 : 4,930,814.24 = 891,054.14 : x
  2. Step 2: Convert to fraction form
    3,287,209.50/4,930,814.24 = 891,054.14/x
  3. Step 3: Cross multiply
    3,287,209.50x = 4,930,814.24 × 891,054.14
  4. Step 4: Simplify right side
    3,287,209.50x = 4,393,622,431,141.62
  5. Step 5: Solve for x
    x = 4,393,622,431,141.62/3,287,209.50
  6. Step 6: Final answer
    x = 1,336,581.21

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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.