Home / 3,091,738.48-4,640,274.60-2,145,773.68

Finding the Fourth Proportional to 3,091,738.48, 4,640,274.60 and 2,145,773.68

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Solution

The fourth proportional to 3,091,738.48, 4,640,274.60 and 2,145,773.68 is: 3,220,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,738.48 : 4,640,274.60 = 2,145,773.68 : x
  2. Step 2: Convert to fraction form
    3,091,738.48/4,640,274.60 = 2,145,773.68/x
  3. Step 3: Cross multiply
    3,091,738.48x = 4,640,274.60 × 2,145,773.68
  4. Step 4: Simplify right side
    3,091,738.48x = 9,956,979,104,652.53
  5. Step 5: Solve for x
    x = 9,956,979,104,652.53/3,091,738.48
  6. Step 6: Final answer
    x = 3,220,511.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.