Home / 3,904,073.76-5,387,620.32-2,185,193.82

Finding the Fourth Proportional to 3,904,073.76, 5,387,620.32 and 2,185,193.82

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Solution

The fourth proportional to 3,904,073.76, 5,387,620.32 and 2,185,193.82 is: 3,015,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,073.76 : 5,387,620.32 = 2,185,193.82 : x
  2. Step 2: Convert to fraction form
    3,904,073.76/5,387,620.32 = 2,185,193.82/x
  3. Step 3: Cross multiply
    3,904,073.76x = 5,387,620.32 × 2,185,193.82
  4. Step 4: Simplify right side
    3,904,073.76x = 11,772,994,627,770.42
  5. Step 5: Solve for x
    x = 11,772,994,627,770.42/3,904,073.76
  6. Step 6: Final answer
    x = 3,015,566.65

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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.