Home / 1,419,611.58-1,958,990.34-807,751.98

Finding the Fourth Proportional to 1,419,611.58, 1,958,990.34 and 807,751.98

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Solution

The fourth proportional to 1,419,611.58, 1,958,990.34 and 807,751.98 is: 1,114,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,611.58 : 1,958,990.34 = 807,751.98 : x
  2. Step 2: Convert to fraction form
    1,419,611.58/1,958,990.34 = 807,751.98/x
  3. Step 3: Cross multiply
    1,419,611.58x = 1,958,990.34 × 807,751.98
  4. Step 4: Simplify right side
    1,419,611.58x = 1,582,378,325,935.87
  5. Step 5: Solve for x
    x = 1,582,378,325,935.87/1,419,611.58
  6. Step 6: Final answer
    x = 1,114,655.83

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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.