Home / 2,802,434.05-3,867,341.66-1,579,133.78

Finding the Fourth Proportional to 2,802,434.05, 3,867,341.66 and 1,579,133.78

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Solution

The fourth proportional to 2,802,434.05, 3,867,341.66 and 1,579,133.78 is: 2,179,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,434.05 : 3,867,341.66 = 1,579,133.78 : x
  2. Step 2: Convert to fraction form
    2,802,434.05/3,867,341.66 = 1,579,133.78/x
  3. Step 3: Cross multiply
    2,802,434.05x = 3,867,341.66 × 1,579,133.78
  4. Step 4: Simplify right side
    2,802,434.05x = 6,107,049,847,299.18
  5. Step 5: Solve for x
    x = 6,107,049,847,299.18/2,802,434.05
  6. Step 6: Final answer
    x = 2,179,194.85

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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.