Home / 4,042,731.11-5,578,940.04-2,207,189.33

Finding the Fourth Proportional to 4,042,731.11, 5,578,940.04 and 2,207,189.33

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Solution

The fourth proportional to 4,042,731.11, 5,578,940.04 and 2,207,189.33 is: 3,045,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,731.11 : 5,578,940.04 = 2,207,189.33 : x
  2. Step 2: Convert to fraction form
    4,042,731.11/5,578,940.04 = 2,207,189.33/x
  3. Step 3: Cross multiply
    4,042,731.11x = 5,578,940.04 × 2,207,189.33
  4. Step 4: Simplify right side
    4,042,731.11x = 12,313,776,928,997.77
  5. Step 5: Solve for x
    x = 12,313,776,928,997.77/4,042,731.11
  6. Step 6: Final answer
    x = 3,045,905.51

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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.