Home / 1,879,623.30-2,593,882.44-1,020,183.78

Finding the Fourth Proportional to 1,879,623.30, 2,593,882.44 and 1,020,183.78

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Solution

The fourth proportional to 1,879,623.30, 2,593,882.44 and 1,020,183.78 is: 1,407,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,623.30 : 2,593,882.44 = 1,020,183.78 : x
  2. Step 2: Convert to fraction form
    1,879,623.30/2,593,882.44 = 1,020,183.78/x
  3. Step 3: Cross multiply
    1,879,623.30x = 2,593,882.44 × 1,020,183.78
  4. Step 4: Simplify right side
    1,879,623.30x = 2,646,236,792,514.82
  5. Step 5: Solve for x
    x = 2,646,236,792,514.82/1,879,623.30
  6. Step 6: Final answer
    x = 1,407,854.86

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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.