Home / 4,219,080.72-5,821,986.17-2,383,698.38

Finding the Fourth Proportional to 4,219,080.72, 5,821,986.17 and 2,383,698.38

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Solution

The fourth proportional to 4,219,080.72, 5,821,986.17 and 2,383,698.38 is: 3,289,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219,080.72 : 5,821,986.17 = 2,383,698.38 : x
  2. Step 2: Convert to fraction form
    4,219,080.72/5,821,986.17 = 2,383,698.38/x
  3. Step 3: Cross multiply
    4,219,080.72x = 5,821,986.17 × 2,383,698.38
  4. Step 4: Simplify right side
    4,219,080.72x = 13,877,858,978,660.72
  5. Step 5: Solve for x
    x = 13,877,858,978,660.72/4,219,080.72
  6. Step 6: Final answer
    x = 3,289,308.72

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1.5x scale

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.