Home / 1,463,623.21-2,019,768.58-810,211.44

Finding the Fourth Proportional to 1,463,623.21, 2,019,768.58 and 810,211.44

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Solution

The fourth proportional to 1,463,623.21, 2,019,768.58 and 810,211.44 is: 1,118,074.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,623.21 : 2,019,768.58 = 810,211.44 : x
  2. Step 2: Convert to fraction form
    1,463,623.21/2,019,768.58 = 810,211.44/x
  3. Step 3: Cross multiply
    1,463,623.21x = 2,019,768.58 × 810,211.44
  4. Step 4: Simplify right side
    1,463,623.21x = 1,636,439,597,795.62
  5. Step 5: Solve for x
    x = 1,636,439,597,795.62/1,463,623.21
  6. Step 6: Final answer
    x = 1,118,074.37

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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.