Home / 3,946,816.76-5,446,607.52-2,135,980.76

Finding the Fourth Proportional to 3,946,816.76, 5,446,607.52 and 2,135,980.76

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Solution

The fourth proportional to 3,946,816.76, 5,446,607.52 and 2,135,980.76 is: 2,947,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,816.76 : 5,446,607.52 = 2,135,980.76 : x
  2. Step 2: Convert to fraction form
    3,946,816.76/5,446,607.52 = 2,135,980.76/x
  3. Step 3: Cross multiply
    3,946,816.76x = 5,446,607.52 × 2,135,980.76
  4. Step 4: Simplify right side
    3,946,816.76x = 11,633,848,869,991.31
  5. Step 5: Solve for x
    x = 11,633,848,869,991.31/3,946,816.76
  6. Step 6: Final answer
    x = 2,947,653.66

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Half scale
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Double scale
Find fourth proportional to 3,946,817.76, 5,446,608.90 and 2,135,981.76
Similar ratio
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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.