Home / 2,853,212.80-4,279,819.20-1,845,443.20

Finding the Fourth Proportional to 2,853,212.80, 4,279,819.20 and 1,845,443.20

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Solution

The fourth proportional to 2,853,212.80, 4,279,819.20 and 1,845,443.20 is: 2,768,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,212.80 : 4,279,819.20 = 1,845,443.20 : x
  2. Step 2: Convert to fraction form
    2,853,212.80/4,279,819.20 = 1,845,443.20/x
  3. Step 3: Cross multiply
    2,853,212.80x = 4,279,819.20 × 1,845,443.20
  4. Step 4: Simplify right side
    2,853,212.80x = 7,898,163,239,869.44
  5. Step 5: Solve for x
    x = 7,898,163,239,869.44/2,853,212.80
  6. Step 6: Final answer
    x = 2,768,164.80

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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.