Home / 3,219,383.14-4,442,784.10-1,769,078.95

Finding the Fourth Proportional to 3,219,383.14, 4,442,784.10 and 1,769,078.95

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Solution

The fourth proportional to 3,219,383.14, 4,442,784.10 and 1,769,078.95 is: 2,441,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,383.14 : 4,442,784.10 = 1,769,078.95 : x
  2. Step 2: Convert to fraction form
    3,219,383.14/4,442,784.10 = 1,769,078.95/x
  3. Step 3: Cross multiply
    3,219,383.14x = 4,442,784.10 × 1,769,078.95
  4. Step 4: Simplify right side
    3,219,383.14x = 7,859,635,831,835.48
  5. Step 5: Solve for x
    x = 7,859,635,831,835.48/3,219,383.14
  6. Step 6: Final answer
    x = 2,441,348.38

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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.