Home / 3,016,768-4,163,221.97-1,640,204.39

Finding the Fourth Proportional to 3,016,768, 4,163,221.97 and 1,640,204.39

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Solution

The fourth proportional to 3,016,768, 4,163,221.97 and 1,640,204.39 is: 2,263,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,768 : 4,163,221.97 = 1,640,204.39 : x
  2. Step 2: Convert to fraction form
    3,016,768/4,163,221.97 = 1,640,204.39/x
  3. Step 3: Cross multiply
    3,016,768x = 4,163,221.97 × 1,640,204.39
  4. Step 4: Simplify right side
    3,016,768x = 6,828,534,951,738.45
  5. Step 5: Solve for x
    x = 6,828,534,951,738.45/3,016,768
  6. Step 6: Final answer
    x = 2,263,526.71

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1.5x scale

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.