Home / 2,189,037.80-3,277,335.90-1,940,205.80

Finding the Fourth Proportional to 2,189,037.80, 3,277,335.90 and 1,940,205.80

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Solution

The fourth proportional to 2,189,037.80, 3,277,335.90 and 1,940,205.80 is: 2,904,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,037.80 : 3,277,335.90 = 1,940,205.80 : x
  2. Step 2: Convert to fraction form
    2,189,037.80/3,277,335.90 = 1,940,205.80/x
  3. Step 3: Cross multiply
    2,189,037.80x = 3,277,335.90 × 1,940,205.80
  4. Step 4: Simplify right side
    2,189,037.80x = 6,358,706,121,728.22
  5. Step 5: Solve for x
    x = 6,358,706,121,728.22/2,189,037.80
  6. Step 6: Final answer
    x = 2,904,795.03

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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.