Home / 1,542,331.26-2,309,472.81-1,241,166.78

Finding the Fourth Proportional to 1,542,331.26, 2,309,472.81 and 1,241,166.78

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Solution

The fourth proportional to 1,542,331.26, 2,309,472.81 and 1,241,166.78 is: 1,858,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,331.26 : 2,309,472.81 = 1,241,166.78 : x
  2. Step 2: Convert to fraction form
    1,542,331.26/2,309,472.81 = 1,241,166.78/x
  3. Step 3: Cross multiply
    1,542,331.26x = 2,309,472.81 × 1,241,166.78
  4. Step 4: Simplify right side
    1,542,331.26x = 2,866,440,931,085.25
  5. Step 5: Solve for x
    x = 2,866,440,931,085.25/1,542,331.26
  6. Step 6: Final answer
    x = 1,858,511.86

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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.