Home / 1,950,745.92-2,691,920.88-1,091,140.32

Finding the Fourth Proportional to 1,950,745.92, 2,691,920.88 and 1,091,140.32

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Solution

The fourth proportional to 1,950,745.92, 2,691,920.88 and 1,091,140.32 is: 1,505,712.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,745.92 : 2,691,920.88 = 1,091,140.32 : x
  2. Step 2: Convert to fraction form
    1,950,745.92/2,691,920.88 = 1,091,140.32/x
  3. Step 3: Cross multiply
    1,950,745.92x = 2,691,920.88 × 1,091,140.32
  4. Step 4: Simplify right side
    1,950,745.92x = 2,937,263,410,417.88
  5. Step 5: Solve for x
    x = 2,937,263,410,417.88/1,950,745.92
  6. Step 6: Final answer
    x = 1,505,712.96

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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.