Home / 2,311,427.40-3,471,077.70-1,642,205.40

Finding the Fourth Proportional to 2,311,427.40, 3,471,077.70 and 1,642,205.40

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Solution

The fourth proportional to 2,311,427.40, 3,471,077.70 and 1,642,205.40 is: 2,466,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,427.40 : 3,471,077.70 = 1,642,205.40 : x
  2. Step 2: Convert to fraction form
    2,311,427.40/3,471,077.70 = 1,642,205.40/x
  3. Step 3: Cross multiply
    2,311,427.40x = 3,471,077.70 × 1,642,205.40
  4. Step 4: Simplify right side
    2,311,427.40x = 5,700,222,542,759.58
  5. Step 5: Solve for x
    x = 5,700,222,542,759.58/2,311,427.40
  6. Step 6: Final answer
    x = 2,466,104.95

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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.