Home / 3,219,853.76-4,443,504.72-1,769,600.64

Finding the Fourth Proportional to 3,219,853.76, 4,443,504.72 and 1,769,600.64

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Solution

The fourth proportional to 3,219,853.76, 4,443,504.72 and 1,769,600.64 is: 2,442,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,853.76 : 4,443,504.72 = 1,769,600.64 : x
  2. Step 2: Convert to fraction form
    3,219,853.76/4,443,504.72 = 1,769,600.64/x
  3. Step 3: Cross multiply
    3,219,853.76x = 4,443,504.72 × 1,769,600.64
  4. Step 4: Simplify right side
    3,219,853.76x = 7,863,228,796,355.02
  5. Step 5: Solve for x
    x = 7,863,228,796,355.02/3,219,853.76
  6. Step 6: Final answer
    x = 2,442,107.43

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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.