Home / 1,468,905.69-2,203,104.60-389,425.44

Finding the Fourth Proportional to 1,468,905.69, 2,203,104.60 and 389,425.44

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Solution

The fourth proportional to 1,468,905.69, 2,203,104.60 and 389,425.44 is: 584,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,905.69 : 2,203,104.60 = 389,425.44 : x
  2. Step 2: Convert to fraction form
    1,468,905.69/2,203,104.60 = 389,425.44/x
  3. Step 3: Cross multiply
    1,468,905.69x = 2,203,104.60 × 389,425.44
  4. Step 4: Simplify right side
    1,468,905.69x = 857,944,978,221.02
  5. Step 5: Solve for x
    x = 857,944,978,221.02/1,468,905.69
  6. Step 6: Final answer
    x = 584,070.84

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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.