Home / 2,205,916.26-3,306,013.56-990,595.50

Finding the Fourth Proportional to 2,205,916.26, 3,306,013.56 and 990,595.50

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Solution

The fourth proportional to 2,205,916.26, 3,306,013.56 and 990,595.50 is: 1,484,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,916.26 : 3,306,013.56 = 990,595.50 : x
  2. Step 2: Convert to fraction form
    2,205,916.26/3,306,013.56 = 990,595.50/x
  3. Step 3: Cross multiply
    2,205,916.26x = 3,306,013.56 × 990,595.50
  4. Step 4: Simplify right side
    2,205,916.26x = 3,274,922,155,474.98
  5. Step 5: Solve for x
    x = 3,274,922,155,474.98/2,205,916.26
  6. Step 6: Final answer
    x = 1,484,608.56

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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.