Home / 1,980,769.24-2,969,185.22-1,180,852.12

Finding the Fourth Proportional to 1,980,769.24, 2,969,185.22 and 1,180,852.12

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Solution

The fourth proportional to 1,980,769.24, 2,969,185.22 and 1,180,852.12 is: 1,770,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,769.24 : 2,969,185.22 = 1,180,852.12 : x
  2. Step 2: Convert to fraction form
    1,980,769.24/2,969,185.22 = 1,180,852.12/x
  3. Step 3: Cross multiply
    1,980,769.24x = 2,969,185.22 × 1,180,852.12
  4. Step 4: Simplify right side
    1,980,769.24x = 3,506,168,661,709.67
  5. Step 5: Solve for x
    x = 3,506,168,661,709.67/1,980,769.24
  6. Step 6: Final answer
    x = 1,770,104.56

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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.