Home / 3,939,140.20-5,904,563.10-1,542,058.60

Finding the Fourth Proportional to 3,939,140.20, 5,904,563.10 and 1,542,058.60

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Solution

The fourth proportional to 3,939,140.20, 5,904,563.10 and 1,542,058.60 is: 2,311,464.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,140.20 : 5,904,563.10 = 1,542,058.60 : x
  2. Step 2: Convert to fraction form
    3,939,140.20/5,904,563.10 = 1,542,058.60/x
  3. Step 3: Cross multiply
    3,939,140.20x = 5,904,563.10 × 1,542,058.60
  4. Step 4: Simplify right side
    3,939,140.20x = 9,105,182,307,597.66
  5. Step 5: Solve for x
    x = 9,105,182,307,597.66/3,939,140.20
  6. Step 6: Final answer
    x = 2,311,464.39

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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.