Home / 3,783,721-5,221,645.06-2,064,952.28

Finding the Fourth Proportional to 3,783,721, 5,221,645.06 and 2,064,952.28

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Solution

The fourth proportional to 3,783,721, 5,221,645.06 and 2,064,952.28 is: 2,849,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,721 : 5,221,645.06 = 2,064,952.28 : x
  2. Step 2: Convert to fraction form
    3,783,721/5,221,645.06 = 2,064,952.28/x
  3. Step 3: Cross multiply
    3,783,721x = 5,221,645.06 × 2,064,952.28
  4. Step 4: Simplify right side
    3,783,721x = 10,782,447,871,997.74
  5. Step 5: Solve for x
    x = 10,782,447,871,997.74/3,783,721
  6. Step 6: Final answer
    x = 2,849,694.22

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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.