Home / 3,412,974.17-5,117,480.64-1,615,842.45

Finding the Fourth Proportional to 3,412,974.17, 5,117,480.64 and 1,615,842.45

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Solution

The fourth proportional to 3,412,974.17, 5,117,480.64 and 1,615,842.45 is: 2,422,825.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,974.17 : 5,117,480.64 = 1,615,842.45 : x
  2. Step 2: Convert to fraction form
    3,412,974.17/5,117,480.64 = 1,615,842.45/x
  3. Step 3: Cross multiply
    3,412,974.17x = 5,117,480.64 × 1,615,842.45
  4. Step 4: Simplify right side
    3,412,974.17x = 8,269,042,455,165.17
  5. Step 5: Solve for x
    x = 8,269,042,455,165.17/3,412,974.17
  6. Step 6: Final answer
    x = 2,422,825.97

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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.