Home / 2,912,912.52-4,371,350.22-1,787,546.76

Finding the Fourth Proportional to 2,912,912.52, 4,371,350.22 and 1,787,546.76

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Solution

The fourth proportional to 2,912,912.52, 4,371,350.22 and 1,787,546.76 is: 2,682,536.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,912.52 : 4,371,350.22 = 1,787,546.76 : x
  2. Step 2: Convert to fraction form
    2,912,912.52/4,371,350.22 = 1,787,546.76/x
  3. Step 3: Cross multiply
    2,912,912.52x = 4,371,350.22 × 1,787,546.76
  4. Step 4: Simplify right side
    2,912,912.52x = 7,813,992,922,586.29
  5. Step 5: Solve for x
    x = 7,813,992,922,586.29/2,912,912.52
  6. Step 6: Final answer
    x = 2,682,536.08

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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.