Finding the Fourth Proportional to 6,691,858.80, 10,037,768.04 and 1,899,552.12
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Solution
The fourth proportional to 6,691,858.80, 10,037,768.04 and 1,899,552.12 is: 2,849,322.46
Step by Step Solution
- Step 1: Write the proportion equation
6,691,858.80 : 10,037,768.04 = 1,899,552.12 : x - Step 2: Convert to fraction form
6,691,858.80/10,037,768.04 = 1,899,552.12/x - Step 3: Cross multiply
6,691,858.80x = 10,037,768.04 × 1,899,552.12 - Step 4: Simplify right side
6,691,858.80x = 19,067,263,560,450.25 - Step 5: Solve for x
x = 19,067,263,560,450.25/6,691,858.80 - Step 6: Final answer
x = 2,849,322.46
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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.