Home / 1,876,213.38-2,589,452.15-1,187,949.24

Finding the Fourth Proportional to 1,876,213.38, 2,589,452.15 and 1,187,949.24

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Solution

The fourth proportional to 1,876,213.38, 2,589,452.15 and 1,187,949.24 is: 1,639,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,213.38 : 2,589,452.15 = 1,187,949.24 : x
  2. Step 2: Convert to fraction form
    1,876,213.38/2,589,452.15 = 1,187,949.24/x
  3. Step 3: Cross multiply
    1,876,213.38x = 2,589,452.15 × 1,187,949.24
  4. Step 4: Simplify right side
    1,876,213.38x = 3,076,137,707,669.12
  5. Step 5: Solve for x
    x = 3,076,137,707,669.12/1,876,213.38
  6. Step 6: Final answer
    x = 1,639,545.77

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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.