Home / 3,287,238.54-4,930,857.72-891,083.14

Finding the Fourth Proportional to 3,287,238.54, 4,930,857.72 and 891,083.14

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Solution

The fourth proportional to 3,287,238.54, 4,930,857.72 and 891,083.14 is: 1,336,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,238.54 : 4,930,857.72 = 891,083.14 : x
  2. Step 2: Convert to fraction form
    3,287,238.54/4,930,857.72 = 891,083.14/x
  3. Step 3: Cross multiply
    3,287,238.54x = 4,930,857.72 × 891,083.14
  4. Step 4: Simplify right side
    3,287,238.54x = 4,393,804,180,030.84
  5. Step 5: Solve for x
    x = 4,393,804,180,030.84/3,287,238.54
  6. Step 6: Final answer
    x = 1,336,624.69

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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.