Finding the Fourth Proportional to 5,252,814, 7,879,221.12 and 1,263,726
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Solution
The fourth proportional to 5,252,814, 7,879,221.12 and 1,263,726 is: 1,895,589.03
Step by Step Solution
- Step 1: Write the proportion equation
5,252,814 : 7,879,221.12 = 1,263,726 : x - Step 2: Convert to fraction form
5,252,814/7,879,221.12 = 1,263,726/x - Step 3: Cross multiply
5,252,814x = 7,879,221.12 × 1,263,726 - Step 4: Simplify right side
5,252,814x = 9,957,176,589,093.12 - Step 5: Solve for x
x = 9,957,176,589,093.12/5,252,814 - Step 6: Final answer
x = 1,895,589.03
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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.