Home / 3,938,552.76-5,908,013.86-1,914,383.82

Finding the Fourth Proportional to 3,938,552.76, 5,908,013.86 and 1,914,383.82

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Solution

The fourth proportional to 3,938,552.76, 5,908,013.86 and 1,914,383.82 is: 2,871,665.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,552.76 : 5,908,013.86 = 1,914,383.82 : x
  2. Step 2: Convert to fraction form
    3,938,552.76/5,908,013.86 = 1,914,383.82/x
  3. Step 3: Cross multiply
    3,938,552.76x = 5,908,013.86 × 1,914,383.82
  4. Step 4: Simplify right side
    3,938,552.76x = 11,310,206,141,919.75
  5. Step 5: Solve for x
    x = 11,310,206,141,919.75/3,938,552.76
  6. Step 6: Final answer
    x = 2,871,665.52

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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.