Home / 2,806,912.82-3,872,588.22-2,289,772.73

Finding the Fourth Proportional to 2,806,912.82, 3,872,588.22 and 2,289,772.73

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Solution

The fourth proportional to 2,806,912.82, 3,872,588.22 and 2,289,772.73 is: 3,159,110.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,912.82 : 3,872,588.22 = 2,289,772.73 : x
  2. Step 2: Convert to fraction form
    2,806,912.82/3,872,588.22 = 2,289,772.73/x
  3. Step 3: Cross multiply
    2,806,912.82x = 3,872,588.22 × 2,289,772.73
  4. Step 4: Simplify right side
    2,806,912.82x = 8,867,346,881,312.30
  5. Step 5: Solve for x
    x = 8,867,346,881,312.30/2,806,912.82
  6. Step 6: Final answer
    x = 3,159,110.19

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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.