Home / 4,087,911.60-6,131,867.40-2,576,257.20

Finding the Fourth Proportional to 4,087,911.60, 6,131,867.40 and 2,576,257.20

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Solution

The fourth proportional to 4,087,911.60, 6,131,867.40 and 2,576,257.20 is: 3,864,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,911.60 : 6,131,867.40 = 2,576,257.20 : x
  2. Step 2: Convert to fraction form
    4,087,911.60/6,131,867.40 = 2,576,257.20/x
  3. Step 3: Cross multiply
    4,087,911.60x = 6,131,867.40 × 2,576,257.20
  4. Step 4: Simplify right side
    4,087,911.60x = 15,797,267,538,695.28
  5. Step 5: Solve for x
    x = 15,797,267,538,695.28/4,087,911.60
  6. Step 6: Final answer
    x = 3,864,385.80

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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.