Home / 1,149,927.09-1,722,983.78-699,284.81

Finding the Fourth Proportional to 1,149,927.09, 1,722,983.78 and 699,284.81

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Solution

The fourth proportional to 1,149,927.09, 1,722,983.78 and 699,284.81 is: 1,047,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,927.09 : 1,722,983.78 = 699,284.81 : x
  2. Step 2: Convert to fraction form
    1,149,927.09/1,722,983.78 = 699,284.81/x
  3. Step 3: Cross multiply
    1,149,927.09x = 1,722,983.78 × 699,284.81
  4. Step 4: Simplify right side
    1,149,927.09x = 1,204,856,373,119.04
  5. Step 5: Solve for x
    x = 1,204,856,373,119.04/1,149,927.09
  6. Step 6: Final answer
    x = 1,047,767.62

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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.