Home / 2,162,364.82-2,984,125.78-1,195,557.56

Finding the Fourth Proportional to 2,162,364.82, 2,984,125.78 and 1,195,557.56

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Solution

The fourth proportional to 2,162,364.82, 2,984,125.78 and 1,195,557.56 is: 1,649,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,364.82 : 2,984,125.78 = 1,195,557.56 : x
  2. Step 2: Convert to fraction form
    2,162,364.82/2,984,125.78 = 1,195,557.56/x
  3. Step 3: Cross multiply
    2,162,364.82x = 2,984,125.78 × 1,195,557.56
  4. Step 4: Simplify right side
    2,162,364.82x = 3,567,694,136,269.90
  5. Step 5: Solve for x
    x = 3,567,694,136,269.90/2,162,364.82
  6. Step 6: Final answer
    x = 1,649,903.89

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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.