Home / 1,616,528.37-2,229,974.31-1,004,448.58

Finding the Fourth Proportional to 1,616,528.37, 2,229,974.31 and 1,004,448.58

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Solution

The fourth proportional to 1,616,528.37, 2,229,974.31 and 1,004,448.58 is: 1,385,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,528.37 : 2,229,974.31 = 1,004,448.58 : x
  2. Step 2: Convert to fraction form
    1,616,528.37/2,229,974.31 = 1,004,448.58/x
  3. Step 3: Cross multiply
    1,616,528.37x = 2,229,974.31 × 1,004,448.58
  4. Step 4: Simplify right side
    1,616,528.37x = 2,239,894,530,613.23
  5. Step 5: Solve for x
    x = 2,239,894,530,613.23/1,616,528.37
  6. Step 6: Final answer
    x = 1,385,620.30

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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.