Home / 3,674,583.45-5,511,518.79-1,115,820.55

Finding the Fourth Proportional to 3,674,583.45, 5,511,518.79 and 1,115,820.55

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Solution

The fourth proportional to 3,674,583.45, 5,511,518.79 and 1,115,820.55 is: 1,673,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,583.45 : 5,511,518.79 = 1,115,820.55 : x
  2. Step 2: Convert to fraction form
    3,674,583.45/5,511,518.79 = 1,115,820.55/x
  3. Step 3: Cross multiply
    3,674,583.45x = 5,511,518.79 × 1,115,820.55
  4. Step 4: Simplify right side
    3,674,583.45x = 6,149,865,927,593.14
  5. Step 5: Solve for x
    x = 6,149,865,927,593.14/3,674,583.45
  6. Step 6: Final answer
    x = 1,673,622.61

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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.