Home / 3,116,015.90-4,674,629.82-1,196,786.70

Finding the Fourth Proportional to 3,116,015.90, 4,674,629.82 and 1,196,786.70

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Solution

The fourth proportional to 3,116,015.90, 4,674,629.82 and 1,196,786.70 is: 1,795,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,015.90 : 4,674,629.82 = 1,196,786.70 : x
  2. Step 2: Convert to fraction form
    3,116,015.90/4,674,629.82 = 1,196,786.70/x
  3. Step 3: Cross multiply
    3,116,015.90x = 4,674,629.82 × 1,196,786.70
  4. Step 4: Simplify right side
    3,116,015.90x = 5,594,534,795,999.39
  5. Step 5: Solve for x
    x = 5,594,534,795,999.39/3,116,015.90
  6. Step 6: Final answer
    x = 1,795,412.79

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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.