Home / 3,758,520.22-5,186,761.29-2,039,640.73

Finding the Fourth Proportional to 3,758,520.22, 5,186,761.29 and 2,039,640.73

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Solution

The fourth proportional to 3,758,520.22, 5,186,761.29 and 2,039,640.73 is: 2,814,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,520.22 : 5,186,761.29 = 2,039,640.73 : x
  2. Step 2: Convert to fraction form
    3,758,520.22/5,186,761.29 = 2,039,640.73/x
  3. Step 3: Cross multiply
    3,758,520.22x = 5,186,761.29 × 2,039,640.73
  4. Step 4: Simplify right side
    3,758,520.22x = 10,579,129,583,871.34
  5. Step 5: Solve for x
    x = 10,579,129,583,871.34/3,758,520.22
  6. Step 6: Final answer
    x = 2,814,706.05

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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.