Home / 1,619,604.85-2,235,054.69-940,585.09

Finding the Fourth Proportional to 1,619,604.85, 2,235,054.69 and 940,585.09

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Solution

The fourth proportional to 1,619,604.85, 2,235,054.69 and 940,585.09 is: 1,298,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,604.85 : 2,235,054.69 = 940,585.09 : x
  2. Step 2: Convert to fraction form
    1,619,604.85/2,235,054.69 = 940,585.09/x
  3. Step 3: Cross multiply
    1,619,604.85x = 2,235,054.69 × 940,585.09
  4. Step 4: Simplify right side
    1,619,604.85x = 2,102,259,116,748.57
  5. Step 5: Solve for x
    x = 2,102,259,116,748.57/1,619,604.85
  6. Step 6: Final answer
    x = 1,298,007.42

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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.