Home / 3,219,849.76-4,443,499.20-1,769,596.60

Finding the Fourth Proportional to 3,219,849.76, 4,443,499.20 and 1,769,596.60

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Solution

The fourth proportional to 3,219,849.76, 4,443,499.20 and 1,769,596.60 is: 2,442,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,849.76 : 4,443,499.20 = 1,769,596.60 : x
  2. Step 2: Convert to fraction form
    3,219,849.76/4,443,499.20 = 1,769,596.60/x
  3. Step 3: Cross multiply
    3,219,849.76x = 4,443,499.20 × 1,769,596.60
  4. Step 4: Simplify right side
    3,219,849.76x = 7,863,201,076,422.72
  5. Step 5: Solve for x
    x = 7,863,201,076,422.72/3,219,849.76
  6. Step 6: Final answer
    x = 2,442,101.86

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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.