Home / 3,021,774.06-4,532,661.09-999,474.60

Finding the Fourth Proportional to 3,021,774.06, 4,532,661.09 and 999,474.60

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Solution

The fourth proportional to 3,021,774.06, 4,532,661.09 and 999,474.60 is: 1,499,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,774.06 : 4,532,661.09 = 999,474.60 : x
  2. Step 2: Convert to fraction form
    3,021,774.06/4,532,661.09 = 999,474.60/x
  3. Step 3: Cross multiply
    3,021,774.06x = 4,532,661.09 × 999,474.60
  4. Step 4: Simplify right side
    3,021,774.06x = 4,530,279,629,863.31
  5. Step 5: Solve for x
    x = 4,530,279,629,863.31/3,021,774.06
  6. Step 6: Final answer
    x = 1,499,211.90

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Double scale
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Similar ratio
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1.5x scale

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.