Home / 3,534,879.75-5,297,376.60-1,912,145.19

Finding the Fourth Proportional to 3,534,879.75, 5,297,376.60 and 1,912,145.19

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Solution

The fourth proportional to 3,534,879.75, 5,297,376.60 and 1,912,145.19 is: 2,865,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,879.75 : 5,297,376.60 = 1,912,145.19 : x
  2. Step 2: Convert to fraction form
    3,534,879.75/5,297,376.60 = 1,912,145.19/x
  3. Step 3: Cross multiply
    3,534,879.75x = 5,297,376.60 × 1,912,145.19
  4. Step 4: Simplify right side
    3,534,879.75x = 10,129,353,185,308.55
  5. Step 5: Solve for x
    x = 10,129,353,185,308.55/3,534,879.75
  6. Step 6: Final answer
    x = 2,865,543.92

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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.