Home / 2,251,057.22-3,106,754.61-1,283,965.46

Finding the Fourth Proportional to 2,251,057.22, 3,106,754.61 and 1,283,965.46

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Solution

The fourth proportional to 2,251,057.22, 3,106,754.61 and 1,283,965.46 is: 1,772,040.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,057.22 : 3,106,754.61 = 1,283,965.46 : x
  2. Step 2: Convert to fraction form
    2,251,057.22/3,106,754.61 = 1,283,965.46/x
  3. Step 3: Cross multiply
    2,251,057.22x = 3,106,754.61 × 1,283,965.46
  4. Step 4: Simplify right side
    2,251,057.22x = 3,988,965,611,935.77
  5. Step 5: Solve for x
    x = 3,988,965,611,935.77/2,251,057.22
  6. Step 6: Final answer
    x = 1,772,040.97

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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.