Home / 3,218,335.20-4,821,973.20-1,699,768.80

Finding the Fourth Proportional to 3,218,335.20, 4,821,973.20 and 1,699,768.80

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Solution

The fourth proportional to 3,218,335.20, 4,821,973.20 and 1,699,768.80 is: 2,546,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,335.20 : 4,821,973.20 = 1,699,768.80 : x
  2. Step 2: Convert to fraction form
    3,218,335.20/4,821,973.20 = 1,699,768.80/x
  3. Step 3: Cross multiply
    3,218,335.20x = 4,821,973.20 × 1,699,768.80
  4. Step 4: Simplify right side
    3,218,335.20x = 8,196,239,599,796.16
  5. Step 5: Solve for x
    x = 8,196,239,599,796.16/3,218,335.20
  6. Step 6: Final answer
    x = 2,546,732.73

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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.