Home / 3,689,826.48-5,091,741-2,140,968.24

Finding the Fourth Proportional to 3,689,826.48, 5,091,741 and 2,140,968.24

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Solution

The fourth proportional to 3,689,826.48, 5,091,741 and 2,140,968.24 is: 2,954,408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,826.48 : 5,091,741 = 2,140,968.24 : x
  2. Step 2: Convert to fraction form
    3,689,826.48/5,091,741 = 2,140,968.24/x
  3. Step 3: Cross multiply
    3,689,826.48x = 5,091,741 × 2,140,968.24
  4. Step 4: Simplify right side
    3,689,826.48x = 10,901,255,767,305.84
  5. Step 5: Solve for x
    x = 10,901,255,767,305.84/3,689,826.48
  6. Step 6: Final answer
    x = 2,954,408.78

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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.