Home / 2,382,879-3,288,373.08-1,309,791

Finding the Fourth Proportional to 2,382,879, 3,288,373.08 and 1,309,791

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Solution

The fourth proportional to 2,382,879, 3,288,373.08 and 1,309,791 is: 1,807,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,879 : 3,288,373.08 = 1,309,791 : x
  2. Step 2: Convert to fraction form
    2,382,879/3,288,373.08 = 1,309,791/x
  3. Step 3: Cross multiply
    2,382,879x = 3,288,373.08 × 1,309,791
  4. Step 4: Simplify right side
    2,382,879x = 4,307,081,464,826.28
  5. Step 5: Solve for x
    x = 4,307,081,464,826.28/2,382,879
  6. Step 6: Final answer
    x = 1,807,511.61

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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.