Home / 3,883,268.80-5,358,935.82-2,164,498.30

Finding the Fourth Proportional to 3,883,268.80, 5,358,935.82 and 2,164,498.30

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Solution

The fourth proportional to 3,883,268.80, 5,358,935.82 and 2,164,498.30 is: 2,987,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,268.80 : 5,358,935.82 = 2,164,498.30 : x
  2. Step 2: Convert to fraction form
    3,883,268.80/5,358,935.82 = 2,164,498.30/x
  3. Step 3: Cross multiply
    3,883,268.80x = 5,358,935.82 × 2,164,498.30
  4. Step 4: Simplify right side
    3,883,268.80x = 11,599,407,472,199.11
  5. Step 5: Solve for x
    x = 11,599,407,472,199.11/3,883,268.80
  6. Step 6: Final answer
    x = 2,987,021.52

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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.