Home / 2,141,408.20-2,955,147.54-1,174,546.36

Finding the Fourth Proportional to 2,141,408.20, 2,955,147.54 and 1,174,546.36

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Solution

The fourth proportional to 2,141,408.20, 2,955,147.54 and 1,174,546.36 is: 1,620,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,408.20 : 2,955,147.54 = 1,174,546.36 : x
  2. Step 2: Convert to fraction form
    2,141,408.20/2,955,147.54 = 1,174,546.36/x
  3. Step 3: Cross multiply
    2,141,408.20x = 2,955,147.54 × 1,174,546.36
  4. Step 4: Simplify right side
    2,141,408.20x = 3,470,957,786,369.95
  5. Step 5: Solve for x
    x = 3,470,957,786,369.95/2,141,408.20
  6. Step 6: Final answer
    x = 1,620,876.29

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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.