Home / 3,672,028.20-5,505,417.90-1,648,615.80

Finding the Fourth Proportional to 3,672,028.20, 5,505,417.90 and 1,648,615.80

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Solution

The fourth proportional to 3,672,028.20, 5,505,417.90 and 1,648,615.80 is: 2,471,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,028.20 : 5,505,417.90 = 1,648,615.80 : x
  2. Step 2: Convert to fraction form
    3,672,028.20/5,505,417.90 = 1,648,615.80/x
  3. Step 3: Cross multiply
    3,672,028.20x = 5,505,417.90 × 1,648,615.80
  4. Step 4: Simplify right side
    3,672,028.20x = 9,076,318,935,542.82
  5. Step 5: Solve for x
    x = 9,076,318,935,542.82/3,672,028.20
  6. Step 6: Final answer
    x = 2,471,745.43

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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.