Home / 3,956,726.88-5,461,309.44-2,238,843.78

Finding the Fourth Proportional to 3,956,726.88, 5,461,309.44 and 2,238,843.78

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Solution

The fourth proportional to 3,956,726.88, 5,461,309.44 and 2,238,843.78 is: 3,090,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,726.88 : 5,461,309.44 = 2,238,843.78 : x
  2. Step 2: Convert to fraction form
    3,956,726.88/5,461,309.44 = 2,238,843.78/x
  3. Step 3: Cross multiply
    3,956,726.88x = 5,461,309.44 × 2,238,843.78
  4. Step 4: Simplify right side
    3,956,726.88x = 12,227,018,670,399.28
  5. Step 5: Solve for x
    x = 12,227,018,670,399.28/3,956,726.88
  6. Step 6: Final answer
    x = 3,090,185.16

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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.