Home / 3,571,659.72-4,928,979.36-1,940,066.58

Finding the Fourth Proportional to 3,571,659.72, 4,928,979.36 and 1,940,066.58

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Solution

The fourth proportional to 3,571,659.72, 4,928,979.36 and 1,940,066.58 is: 2,677,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,659.72 : 4,928,979.36 = 1,940,066.58 : x
  2. Step 2: Convert to fraction form
    3,571,659.72/4,928,979.36 = 1,940,066.58/x
  3. Step 3: Cross multiply
    3,571,659.72x = 4,928,979.36 × 1,940,066.58
  4. Step 4: Simplify right side
    3,571,659.72x = 9,562,548,129,845.79
  5. Step 5: Solve for x
    x = 9,562,548,129,845.79/3,571,659.72
  6. Step 6: Final answer
    x = 2,677,340.19

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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.