Home / 3,819,939.96-5,271,519.84-2,101,191.24

Finding the Fourth Proportional to 3,819,939.96, 5,271,519.84 and 2,101,191.24

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Solution

The fourth proportional to 3,819,939.96, 5,271,519.84 and 2,101,191.24 is: 2,899,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,939.96 : 5,271,519.84 = 2,101,191.24 : x
  2. Step 2: Convert to fraction form
    3,819,939.96/5,271,519.84 = 2,101,191.24/x
  3. Step 3: Cross multiply
    3,819,939.96x = 5,271,519.84 × 2,101,191.24
  4. Step 4: Simplify right side
    3,819,939.96x = 11,076,471,309,294.20
  5. Step 5: Solve for x
    x = 11,076,471,309,294.20/3,819,939.96
  6. Step 6: Final answer
    x = 2,899,645.39

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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.