Home / 2,081,064.35-3,121,596.53-1,577,179.55

Finding the Fourth Proportional to 2,081,064.35, 3,121,596.53 and 1,577,179.55

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Solution

The fourth proportional to 2,081,064.35, 3,121,596.53 and 1,577,179.55 is: 2,365,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,064.35 : 3,121,596.53 = 1,577,179.55 : x
  2. Step 2: Convert to fraction form
    2,081,064.35/3,121,596.53 = 1,577,179.55/x
  3. Step 3: Cross multiply
    2,081,064.35x = 3,121,596.53 × 1,577,179.55
  4. Step 4: Simplify right side
    2,081,064.35x = 4,923,318,202,581.06
  5. Step 5: Solve for x
    x = 4,923,318,202,581.06/2,081,064.35
  6. Step 6: Final answer
    x = 2,365,769.33

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.