Home / 3,606,843.88-4,977,905.14-2,078,961.88

Finding the Fourth Proportional to 3,606,843.88, 4,977,905.14 and 2,078,961.88

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Solution

The fourth proportional to 3,606,843.88, 4,977,905.14 and 2,078,961.88 is: 2,869,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,843.88 : 4,977,905.14 = 2,078,961.88 : x
  2. Step 2: Convert to fraction form
    3,606,843.88/4,977,905.14 = 2,078,961.88/x
  3. Step 3: Cross multiply
    3,606,843.88x = 4,977,905.14 × 2,078,961.88
  4. Step 4: Simplify right side
    3,606,843.88x = 10,348,875,028,316.06
  5. Step 5: Solve for x
    x = 10,348,875,028,316.06/3,606,843.88
  6. Step 6: Final answer
    x = 2,869,232.87

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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.