Home / 1,206,219.06-1,804,806.27-718,115.85

Finding the Fourth Proportional to 1,206,219.06, 1,804,806.27 and 718,115.85

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Solution

The fourth proportional to 1,206,219.06, 1,804,806.27 and 718,115.85 is: 1,074,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,219.06 : 1,804,806.27 = 718,115.85 : x
  2. Step 2: Convert to fraction form
    1,206,219.06/1,804,806.27 = 718,115.85/x
  3. Step 3: Cross multiply
    1,206,219.06x = 1,804,806.27 × 718,115.85
  4. Step 4: Simplify right side
    1,206,219.06x = 1,296,059,988,666.38
  5. Step 5: Solve for x
    x = 1,296,059,988,666.38/1,206,219.06
  6. Step 6: Final answer
    x = 1,074,481.44

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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.