Home / 1,613,120.20-2,226,169.34-888,035.39

Finding the Fourth Proportional to 1,613,120.20, 2,226,169.34 and 888,035.39

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Solution

The fourth proportional to 1,613,120.20, 2,226,169.34 and 888,035.39 is: 1,225,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,120.20 : 2,226,169.34 = 888,035.39 : x
  2. Step 2: Convert to fraction form
    1,613,120.20/2,226,169.34 = 888,035.39/x
  3. Step 3: Cross multiply
    1,613,120.20x = 2,226,169.34 × 888,035.39
  4. Step 4: Simplify right side
    1,613,120.20x = 1,976,917,158,052.94
  5. Step 5: Solve for x
    x = 1,976,917,158,052.94/1,613,120.20
  6. Step 6: Final answer
    x = 1,225,523.78

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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.