Home / 2,205,664.17-3,043,828.67-1,238,794.54

Finding the Fourth Proportional to 2,205,664.17, 3,043,828.67 and 1,238,794.54

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Solution

The fourth proportional to 2,205,664.17, 3,043,828.67 and 1,238,794.54 is: 1,709,543.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,664.17 : 3,043,828.67 = 1,238,794.54 : x
  2. Step 2: Convert to fraction form
    2,205,664.17/3,043,828.67 = 1,238,794.54/x
  3. Step 3: Cross multiply
    2,205,664.17x = 3,043,828.67 × 1,238,794.54
  4. Step 4: Simplify right side
    2,205,664.17x = 3,770,678,339,214.97
  5. Step 5: Solve for x
    x = 3,770,678,339,214.97/2,205,664.17
  6. Step 6: Final answer
    x = 1,709,543.27

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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.