Home / 2,982,640.18-4,116,046.13-1,693,480.57

Finding the Fourth Proportional to 2,982,640.18, 4,116,046.13 and 1,693,480.57

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Solution

The fourth proportional to 2,982,640.18, 4,116,046.13 and 1,693,480.57 is: 2,337,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,640.18 : 4,116,046.13 = 1,693,480.57 : x
  2. Step 2: Convert to fraction form
    2,982,640.18/4,116,046.13 = 1,693,480.57/x
  3. Step 3: Cross multiply
    2,982,640.18x = 4,116,046.13 × 1,693,480.57
  4. Step 4: Simplify right side
    2,982,640.18x = 6,970,444,146,378.69
  5. Step 5: Solve for x
    x = 6,970,444,146,378.69/2,982,640.18
  6. Step 6: Final answer
    x = 2,337,004.71

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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.