Home / 2,940,989.31-4,058,945.83-1,651,829.66

Finding the Fourth Proportional to 2,940,989.31, 4,058,945.83 and 1,651,829.66

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Solution

The fourth proportional to 2,940,989.31, 4,058,945.83 and 1,651,829.66 is: 2,279,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,989.31 : 4,058,945.83 = 1,651,829.66 : x
  2. Step 2: Convert to fraction form
    2,940,989.31/4,058,945.83 = 1,651,829.66/x
  3. Step 3: Cross multiply
    2,940,989.31x = 4,058,945.83 × 1,651,829.66
  4. Step 4: Simplify right side
    2,940,989.31x = 6,704,687,104,995.62
  5. Step 5: Solve for x
    x = 6,704,687,104,995.62/2,940,989.31
  6. Step 6: Final answer
    x = 2,279,738.69

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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.