Home / 2,125,058.76-2,932,541.01-1,158,195.78

Finding the Fourth Proportional to 2,125,058.76, 2,932,541.01 and 1,158,195.78

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Solution

The fourth proportional to 2,125,058.76, 2,932,541.01 and 1,158,195.78 is: 1,598,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,058.76 : 2,932,541.01 = 1,158,195.78 : x
  2. Step 2: Convert to fraction form
    2,125,058.76/2,932,541.01 = 1,158,195.78/x
  3. Step 3: Cross multiply
    2,125,058.76x = 2,932,541.01 × 1,158,195.78
  4. Step 4: Simplify right side
    2,125,058.76x = 3,396,456,622,458.94
  5. Step 5: Solve for x
    x = 3,396,456,622,458.94/2,125,058.76
  6. Step 6: Final answer
    x = 1,598,288.33

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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.