Home / 2,753,761.20-4,131,030.60-860,305.20

Finding the Fourth Proportional to 2,753,761.20, 4,131,030.60 and 860,305.20

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Solution

The fourth proportional to 2,753,761.20, 4,131,030.60 and 860,305.20 is: 1,290,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,761.20 : 4,131,030.60 = 860,305.20 : x
  2. Step 2: Convert to fraction form
    2,753,761.20/4,131,030.60 = 860,305.20/x
  3. Step 3: Cross multiply
    2,753,761.20x = 4,131,030.60 × 860,305.20
  4. Step 4: Simplify right side
    2,753,761.20x = 3,553,947,106,539.12
  5. Step 5: Solve for x
    x = 3,553,947,106,539.12/2,753,761.20
  6. Step 6: Final answer
    x = 1,290,579.27

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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.