Home / 3,805,069.73-5,251,047.81-2,086,186.55

Finding the Fourth Proportional to 3,805,069.73, 5,251,047.81 and 2,086,186.55

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Solution

The fourth proportional to 3,805,069.73, 5,251,047.81 and 2,086,186.55 is: 2,878,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805,069.73 : 5,251,047.81 = 2,086,186.55 : x
  2. Step 2: Convert to fraction form
    3,805,069.73/5,251,047.81 = 2,086,186.55/x
  3. Step 3: Cross multiply
    3,805,069.73x = 5,251,047.81 × 2,086,186.55
  4. Step 4: Simplify right side
    3,805,069.73x = 10,954,665,327,756.57
  5. Step 5: Solve for x
    x = 10,954,665,327,756.57/3,805,069.73
  6. Step 6: Final answer
    x = 2,878,965.72

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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.