Home / 3,941,404.11-5,439,145.55-2,130,568.11

Finding the Fourth Proportional to 3,941,404.11, 5,439,145.55 and 2,130,568.11

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Solution

The fourth proportional to 3,941,404.11, 5,439,145.55 and 2,130,568.11 is: 2,940,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,404.11 : 5,439,145.55 = 2,130,568.11 : x
  2. Step 2: Convert to fraction form
    3,941,404.11/5,439,145.55 = 2,130,568.11/x
  3. Step 3: Cross multiply
    3,941,404.11x = 5,439,145.55 × 2,130,568.11
  4. Step 4: Simplify right side
    3,941,404.11x = 11,588,470,043,825.57
  5. Step 5: Solve for x
    x = 11,588,470,043,825.57/3,941,404.11
  6. Step 6: Final answer
    x = 2,940,188.25

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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.