Home / 1,649,910.30-2,474,865.45-1,384,189.80

Finding the Fourth Proportional to 1,649,910.30, 2,474,865.45 and 1,384,189.80

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Solution

The fourth proportional to 1,649,910.30, 2,474,865.45 and 1,384,189.80 is: 2,076,284.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,910.30 : 2,474,865.45 = 1,384,189.80 : x
  2. Step 2: Convert to fraction form
    1,649,910.30/2,474,865.45 = 1,384,189.80/x
  3. Step 3: Cross multiply
    1,649,910.30x = 2,474,865.45 × 1,384,189.80
  4. Step 4: Simplify right side
    1,649,910.30x = 3,425,683,512,262.41
  5. Step 5: Solve for x
    x = 3,425,683,512,262.41/1,649,910.30
  6. Step 6: Final answer
    x = 2,076,284.70

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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.