Home / 3,076,207.21-4,615,296.56-2,153,923.85

Finding the Fourth Proportional to 3,076,207.21, 4,615,296.56 and 2,153,923.85

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Solution

The fourth proportional to 3,076,207.21, 4,615,296.56 and 2,153,923.85 is: 3,231,575.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,207.21 : 4,615,296.56 = 2,153,923.85 : x
  2. Step 2: Convert to fraction form
    3,076,207.21/4,615,296.56 = 2,153,923.85/x
  3. Step 3: Cross multiply
    3,076,207.21x = 4,615,296.56 × 2,153,923.85
  4. Step 4: Simplify right side
    3,076,207.21x = 9,940,997,341,560.39
  5. Step 5: Solve for x
    x = 9,940,997,341,560.39/3,076,207.21
  6. Step 6: Final answer
    x = 3,231,575.99

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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.