Home / 1,361,411.92-1,879,329.94-969,198.08

Finding the Fourth Proportional to 1,361,411.92, 1,879,329.94 and 969,198.08

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Solution

The fourth proportional to 1,361,411.92, 1,879,329.94 and 969,198.08 is: 1,337,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,411.92 : 1,879,329.94 = 969,198.08 : x
  2. Step 2: Convert to fraction form
    1,361,411.92/1,879,329.94 = 969,198.08/x
  3. Step 3: Cross multiply
    1,361,411.92x = 1,879,329.94 × 969,198.08
  4. Step 4: Simplify right side
    1,361,411.92x = 1,821,442,957,714.87
  5. Step 5: Solve for x
    x = 1,821,442,957,714.87/1,361,411.92
  6. Step 6: Final answer
    x = 1,337,907.31

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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.