Home / 3,571,417.11-4,928,591.78-1,939,856.33

Finding the Fourth Proportional to 3,571,417.11, 4,928,591.78 and 1,939,856.33

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Solution

The fourth proportional to 3,571,417.11, 4,928,591.78 and 1,939,856.33 is: 2,677,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,417.11 : 4,928,591.78 = 1,939,856.33 : x
  2. Step 2: Convert to fraction form
    3,571,417.11/4,928,591.78 = 1,939,856.33/x
  3. Step 3: Cross multiply
    3,571,417.11x = 4,928,591.78 × 1,939,856.33
  4. Step 4: Simplify right side
    3,571,417.11x = 9,560,759,962,418.97
  5. Step 5: Solve for x
    x = 9,560,759,962,418.97/3,571,417.11
  6. Step 6: Final answer
    x = 2,677,021.38

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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.