Home / 1,241,566.20-1,861,365.15-680,600.70

Finding the Fourth Proportional to 1,241,566.20, 1,861,365.15 and 680,600.70

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Solution

The fourth proportional to 1,241,566.20, 1,861,365.15 and 680,600.70 is: 1,020,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,566.20 : 1,861,365.15 = 680,600.70 : x
  2. Step 2: Convert to fraction form
    1,241,566.20/1,861,365.15 = 680,600.70/x
  3. Step 3: Cross multiply
    1,241,566.20x = 1,861,365.15 × 680,600.70
  4. Step 4: Simplify right side
    1,241,566.20x = 1,266,846,424,045.60
  5. Step 5: Solve for x
    x = 1,266,846,424,045.60/1,241,566.20
  6. Step 6: Final answer
    x = 1,020,361.56

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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.