Home / 3,692,456.63-5,540,636.34-2,619,900.75

Finding the Fourth Proportional to 3,692,456.63, 5,540,636.34 and 2,619,900.75

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Solution

The fourth proportional to 3,692,456.63, 5,540,636.34 and 2,619,900.75 is: 3,931,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,456.63 : 5,540,636.34 = 2,619,900.75 : x
  2. Step 2: Convert to fraction form
    3,692,456.63/5,540,636.34 = 2,619,900.75/x
  3. Step 3: Cross multiply
    3,692,456.63x = 5,540,636.34 × 2,619,900.75
  4. Step 4: Simplify right side
    3,692,456.63x = 14,515,917,274,940.07
  5. Step 5: Solve for x
    x = 14,515,917,274,940.07/3,692,456.63
  6. Step 6: Final answer
    x = 3,931,235.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.