Home / 3,958,213.07-5,458,958.47-3,042,660.35

Finding the Fourth Proportional to 3,958,213.07, 5,458,958.47 and 3,042,660.35

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Solution

The fourth proportional to 3,958,213.07, 5,458,958.47 and 3,042,660.35 is: 4,196,276.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,213.07 : 5,458,958.47 = 3,042,660.35 : x
  2. Step 2: Convert to fraction form
    3,958,213.07/5,458,958.47 = 3,042,660.35/x
  3. Step 3: Cross multiply
    3,958,213.07x = 5,458,958.47 × 3,042,660.35
  4. Step 4: Simplify right side
    3,958,213.07x = 16,609,756,488,965.66
  5. Step 5: Solve for x
    x = 16,609,756,488,965.66/3,958,213.07
  6. Step 6: Final answer
    x = 4,196,276.50

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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.