Home / 3,477,309.67-4,798,615.86-1,928,321.39

Finding the Fourth Proportional to 3,477,309.67, 4,798,615.86 and 1,928,321.39

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Solution

The fourth proportional to 3,477,309.67, 4,798,615.86 and 1,928,321.39 is: 2,661,043.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,309.67 : 4,798,615.86 = 1,928,321.39 : x
  2. Step 2: Convert to fraction form
    3,477,309.67/4,798,615.86 = 1,928,321.39/x
  3. Step 3: Cross multiply
    3,477,309.67x = 4,798,615.86 × 1,928,321.39
  4. Step 4: Simplify right side
    3,477,309.67x = 9,253,273,605,231.25
  5. Step 5: Solve for x
    x = 9,253,273,605,231.25/3,477,309.67
  6. Step 6: Final answer
    x = 2,661,043.88

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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.