Home / 1,192,118.21-1,645,073.04-675,906.83

Finding the Fourth Proportional to 1,192,118.21, 1,645,073.04 and 675,906.83

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Solution

The fourth proportional to 1,192,118.21, 1,645,073.04 and 675,906.83 is: 932,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,118.21 : 1,645,073.04 = 675,906.83 : x
  2. Step 2: Convert to fraction form
    1,192,118.21/1,645,073.04 = 675,906.83/x
  3. Step 3: Cross multiply
    1,192,118.21x = 1,645,073.04 × 675,906.83
  4. Step 4: Simplify right side
    1,192,118.21x = 1,111,916,104,063.17
  5. Step 5: Solve for x
    x = 1,111,916,104,063.17/1,192,118.21
  6. Step 6: Final answer
    x = 932,723.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.