Home / 1,850,448.82-2,554,324.05-1,206,025.78

Finding the Fourth Proportional to 1,850,448.82, 2,554,324.05 and 1,206,025.78

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Solution

The fourth proportional to 1,850,448.82, 2,554,324.05 and 1,206,025.78 is: 1,664,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,448.82 : 2,554,324.05 = 1,206,025.78 : x
  2. Step 2: Convert to fraction form
    1,850,448.82/2,554,324.05 = 1,206,025.78/x
  3. Step 3: Cross multiply
    1,850,448.82x = 2,554,324.05 × 1,206,025.78
  4. Step 4: Simplify right side
    1,850,448.82x = 3,080,580,654,774.01
  5. Step 5: Solve for x
    x = 3,080,580,654,774.01/1,850,448.82
  6. Step 6: Final answer
    x = 1,664,774.85

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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.