Home / 5,197,792.35-7,172,589.31-3,022,181.15

Finding the Fourth Proportional to 5,197,792.35, 7,172,589.31 and 3,022,181.15

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Solution

The fourth proportional to 5,197,792.35, 7,172,589.31 and 3,022,181.15 is: 4,170,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,792.35 : 7,172,589.31 = 3,022,181.15 : x
  2. Step 2: Convert to fraction form
    5,197,792.35/7,172,589.31 = 3,022,181.15/x
  3. Step 3: Cross multiply
    5,197,792.35x = 7,172,589.31 × 3,022,181.15
  4. Step 4: Simplify right side
    5,197,792.35x = 21,676,864,219,749.53
  5. Step 5: Solve for x
    x = 21,676,864,219,749.53/5,197,792.35
  6. Step 6: Final answer
    x = 4,170,398.27

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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.