Home / 3,222,629.63-4,447,340.66-1,772,434.79

Finding the Fourth Proportional to 3,222,629.63, 4,447,340.66 and 1,772,434.79

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Solution

The fourth proportional to 3,222,629.63, 4,447,340.66 and 1,772,434.79 is: 2,446,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,629.63 : 4,447,340.66 = 1,772,434.79 : x
  2. Step 2: Convert to fraction form
    3,222,629.63/4,447,340.66 = 1,772,434.79/x
  3. Step 3: Cross multiply
    3,222,629.63x = 4,447,340.66 × 1,772,434.79
  4. Step 4: Simplify right side
    3,222,629.63x = 7,882,621,290,959.94
  5. Step 5: Solve for x
    x = 7,882,621,290,959.94/3,222,629.63
  6. Step 6: Final answer
    x = 2,446,021.48

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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.