Home / 3,436,289.82-4,741,803.36-1,986,079.19

Finding the Fourth Proportional to 3,436,289.82, 4,741,803.36 and 1,986,079.19

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Solution

The fourth proportional to 3,436,289.82, 4,741,803.36 and 1,986,079.19 is: 2,740,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,289.82 : 4,741,803.36 = 1,986,079.19 : x
  2. Step 2: Convert to fraction form
    3,436,289.82/4,741,803.36 = 1,986,079.19/x
  3. Step 3: Cross multiply
    3,436,289.82x = 4,741,803.36 × 1,986,079.19
  4. Step 4: Simplify right side
    3,436,289.82x = 9,417,596,952,659.06
  5. Step 5: Solve for x
    x = 9,417,596,952,659.06/3,436,289.82
  6. Step 6: Final answer
    x = 2,740,629.41

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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.