Home / 2,600,373.40-3,900,560.10-2,180,469.40

Finding the Fourth Proportional to 2,600,373.40, 3,900,560.10 and 2,180,469.40

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Solution

The fourth proportional to 2,600,373.40, 3,900,560.10 and 2,180,469.40 is: 3,270,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,373.40 : 3,900,560.10 = 2,180,469.40 : x
  2. Step 2: Convert to fraction form
    2,600,373.40/3,900,560.10 = 2,180,469.40/x
  3. Step 3: Cross multiply
    2,600,373.40x = 3,900,560.10 × 2,180,469.40
  4. Step 4: Simplify right side
    2,600,373.40x = 8,505,051,940,910.94
  5. Step 5: Solve for x
    x = 8,505,051,940,910.94/2,600,373.40
  6. Step 6: Final answer
    x = 3,270,704.10

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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.