Home / 3,943,989.96-5,900,419.17-2,987,201.76

Finding the Fourth Proportional to 3,943,989.96, 5,900,419.17 and 2,987,201.76

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Solution

The fourth proportional to 3,943,989.96, 5,900,419.17 and 2,987,201.76 is: 4,469,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,989.96 : 5,900,419.17 = 2,987,201.76 : x
  2. Step 2: Convert to fraction form
    3,943,989.96/5,900,419.17 = 2,987,201.76/x
  3. Step 3: Cross multiply
    3,943,989.96x = 5,900,419.17 × 2,987,201.76
  4. Step 4: Simplify right side
    3,943,989.96x = 17,625,742,529,361.74
  5. Step 5: Solve for x
    x = 17,625,742,529,361.74/3,943,989.96
  6. Step 6: Final answer
    x = 4,469,013.03

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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.