Home / 4,169,221.20-6,255,905.40-1,644,958.80

Finding the Fourth Proportional to 4,169,221.20, 6,255,905.40 and 1,644,958.80

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Solution

The fourth proportional to 4,169,221.20, 6,255,905.40 and 1,644,958.80 is: 2,468,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169,221.20 : 6,255,905.40 = 1,644,958.80 : x
  2. Step 2: Convert to fraction form
    4,169,221.20/6,255,905.40 = 1,644,958.80/x
  3. Step 3: Cross multiply
    4,169,221.20x = 6,255,905.40 × 1,644,958.80
  4. Step 4: Simplify right side
    4,169,221.20x = 10,290,706,639,697.52
  5. Step 5: Solve for x
    x = 10,290,706,639,697.52/4,169,221.20
  6. Step 6: Final answer
    x = 2,468,256.34

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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.