Home / 2,197,114.70-3,294,467.96-680,376.56

Finding the Fourth Proportional to 2,197,114.70, 3,294,467.96 and 680,376.56

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Solution

The fourth proportional to 2,197,114.70, 3,294,467.96 and 680,376.56 is: 1,020,191.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,114.70 : 3,294,467.96 = 680,376.56 : x
  2. Step 2: Convert to fraction form
    2,197,114.70/3,294,467.96 = 680,376.56/x
  3. Step 3: Cross multiply
    2,197,114.70x = 3,294,467.96 × 680,376.56
  4. Step 4: Simplify right side
    2,197,114.70x = 2,241,478,757,780.80
  5. Step 5: Solve for x
    x = 2,241,478,757,780.80/2,197,114.70
  6. Step 6: Final answer
    x = 1,020,191.96

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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.