Home / 2,942,179.77-4,413,263.16-783,205.38

Finding the Fourth Proportional to 2,942,179.77, 4,413,263.16 and 783,205.38

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Solution

The fourth proportional to 2,942,179.77, 4,413,263.16 and 783,205.38 is: 1,174,806.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,179.77 : 4,413,263.16 = 783,205.38 : x
  2. Step 2: Convert to fraction form
    2,942,179.77/4,413,263.16 = 783,205.38/x
  3. Step 3: Cross multiply
    2,942,179.77x = 4,413,263.16 × 783,205.38
  4. Step 4: Simplify right side
    2,942,179.77x = 3,456,491,450,267.80
  5. Step 5: Solve for x
    x = 3,456,491,450,267.80/2,942,179.77
  6. Step 6: Final answer
    x = 1,174,806.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.