Home / 3,846,115.28-5,301,748.68-2,877,778.64

Finding the Fourth Proportional to 3,846,115.28, 5,301,748.68 and 2,877,778.64

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Solution

The fourth proportional to 3,846,115.28, 5,301,748.68 and 2,877,778.64 is: 3,966,927.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,115.28 : 5,301,748.68 = 2,877,778.64 : x
  2. Step 2: Convert to fraction form
    3,846,115.28/5,301,748.68 = 2,877,778.64/x
  3. Step 3: Cross multiply
    3,846,115.28x = 5,301,748.68 × 2,877,778.64
  4. Step 4: Simplify right side
    3,846,115.28x = 15,257,259,105,952.20
  5. Step 5: Solve for x
    x = 15,257,259,105,952.20/3,846,115.28
  6. Step 6: Final answer
    x = 3,966,927.14

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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.