Home / 5,234,078.56-7,221,959.76-3,058,201.28

Finding the Fourth Proportional to 5,234,078.56, 7,221,959.76 and 3,058,201.28

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Solution

The fourth proportional to 5,234,078.56, 7,221,959.76 and 3,058,201.28 is: 4,219,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,078.56 : 7,221,959.76 = 3,058,201.28 : x
  2. Step 2: Convert to fraction form
    5,234,078.56/7,221,959.76 = 3,058,201.28/x
  3. Step 3: Cross multiply
    5,234,078.56x = 7,221,959.76 × 3,058,201.28
  4. Step 4: Simplify right side
    5,234,078.56x = 22,086,206,582,140.49
  5. Step 5: Solve for x
    x = 22,086,206,582,140.49/5,234,078.56
  6. Step 6: Final answer
    x = 4,219,693.37

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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.