Home / 2,230,585.83-3,078,227.21-1,211,990.58

Finding the Fourth Proportional to 2,230,585.83, 3,078,227.21 and 1,211,990.58

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Solution

The fourth proportional to 2,230,585.83, 3,078,227.21 and 1,211,990.58 is: 1,672,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,585.83 : 3,078,227.21 = 1,211,990.58 : x
  2. Step 2: Convert to fraction form
    2,230,585.83/3,078,227.21 = 1,211,990.58/x
  3. Step 3: Cross multiply
    2,230,585.83x = 3,078,227.21 × 1,211,990.58
  4. Step 4: Simplify right side
    2,230,585.83x = 3,730,782,375,559.73
  5. Step 5: Solve for x
    x = 3,730,782,375,559.73/2,230,585.83
  6. Step 6: Final answer
    x = 1,672,557.19

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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.