Home / 1,589,876.28-2,193,916.32-864,709.20

Finding the Fourth Proportional to 1,589,876.28, 2,193,916.32 and 864,709.20

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Solution

The fourth proportional to 1,589,876.28, 2,193,916.32 and 864,709.20 is: 1,193,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,876.28 : 2,193,916.32 = 864,709.20 : x
  2. Step 2: Convert to fraction form
    1,589,876.28/2,193,916.32 = 864,709.20/x
  3. Step 3: Cross multiply
    1,589,876.28x = 2,193,916.32 × 864,709.20
  4. Step 4: Simplify right side
    1,589,876.28x = 1,897,099,625,934.14
  5. Step 5: Solve for x
    x = 1,897,099,625,934.14/1,589,876.28
  6. Step 6: Final answer
    x = 1,193,237.27

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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.