Home / 2,963,786.82-4,090,029.98-1,605,659.82

Finding the Fourth Proportional to 2,963,786.82, 4,090,029.98 and 1,605,659.82

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Solution

The fourth proportional to 2,963,786.82, 4,090,029.98 and 1,605,659.82 is: 2,215,812.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,786.82 : 4,090,029.98 = 1,605,659.82 : x
  2. Step 2: Convert to fraction form
    2,963,786.82/4,090,029.98 = 1,605,659.82/x
  3. Step 3: Cross multiply
    2,963,786.82x = 4,090,029.98 × 1,605,659.82
  4. Step 4: Simplify right side
    2,963,786.82x = 6,567,196,793,453.11
  5. Step 5: Solve for x
    x = 6,567,196,793,453.11/2,963,786.82
  6. Step 6: Final answer
    x = 2,215,812.81

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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.