Home / 2,809,138.24-3,876,582.24-1,519,950.40

Finding the Fourth Proportional to 2,809,138.24, 3,876,582.24 and 1,519,950.40

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Solution

The fourth proportional to 2,809,138.24, 3,876,582.24 and 1,519,950.40 is: 2,097,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,138.24 : 3,876,582.24 = 1,519,950.40 : x
  2. Step 2: Convert to fraction form
    2,809,138.24/3,876,582.24 = 1,519,950.40/x
  3. Step 3: Cross multiply
    2,809,138.24x = 3,876,582.24 × 1,519,950.40
  4. Step 4: Simplify right side
    2,809,138.24x = 5,892,212,726,320.90
  5. Step 5: Solve for x
    x = 5,892,212,726,320.90/2,809,138.24
  6. Step 6: Final answer
    x = 2,097,516.11

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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.