Home / 3,086,032.69-4,257,740.96-1,999,137.43

Finding the Fourth Proportional to 3,086,032.69, 4,257,740.96 and 1,999,137.43

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Solution

The fourth proportional to 3,086,032.69, 4,257,740.96 and 1,999,137.43 is: 2,758,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,032.69 : 4,257,740.96 = 1,999,137.43 : x
  2. Step 2: Convert to fraction form
    3,086,032.69/4,257,740.96 = 1,999,137.43/x
  3. Step 3: Cross multiply
    3,086,032.69x = 4,257,740.96 × 1,999,137.43
  4. Step 4: Simplify right side
    3,086,032.69x = 8,511,809,307,236.86
  5. Step 5: Solve for x
    x = 8,511,809,307,236.86/3,086,032.69
  6. Step 6: Final answer
    x = 2,758,172.12

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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.