Home / 1,670,620.20-2,505,930.30-548,802.60

Finding the Fourth Proportional to 1,670,620.20, 2,505,930.30 and 548,802.60

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Solution

The fourth proportional to 1,670,620.20, 2,505,930.30 and 548,802.60 is: 823,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,620.20 : 2,505,930.30 = 548,802.60 : x
  2. Step 2: Convert to fraction form
    1,670,620.20/2,505,930.30 = 548,802.60/x
  3. Step 3: Cross multiply
    1,670,620.20x = 2,505,930.30 × 548,802.60
  4. Step 4: Simplify right side
    1,670,620.20x = 1,375,261,064,058.78
  5. Step 5: Solve for x
    x = 1,375,261,064,058.78/1,670,620.20
  6. Step 6: Final answer
    x = 823,203.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.