Home / 1,981,473.30-2,735,270.37-1,337,765.49

Finding the Fourth Proportional to 1,981,473.30, 2,735,270.37 and 1,337,765.49

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Solution

The fourth proportional to 1,981,473.30, 2,735,270.37 and 1,337,765.49 is: 1,846,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,473.30 : 2,735,270.37 = 1,337,765.49 : x
  2. Step 2: Convert to fraction form
    1,981,473.30/2,735,270.37 = 1,337,765.49/x
  3. Step 3: Cross multiply
    1,981,473.30x = 2,735,270.37 × 1,337,765.49
  4. Step 4: Simplify right side
    1,981,473.30x = 3,659,150,306,805.53
  5. Step 5: Solve for x
    x = 3,659,150,306,805.53/1,981,473.30
  6. Step 6: Final answer
    x = 1,846,681.61

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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.