Finding the Fourth Proportional to 6,306,067.63, 8,702,373.17 and 3,405,458.26
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Solution
The fourth proportional to 6,306,067.63, 8,702,373.17 and 3,405,458.26 is: 4,699,532.31
Step by Step Solution
- Step 1: Write the proportion equation
6,306,067.63 : 8,702,373.17 = 3,405,458.26 : x - Step 2: Convert to fraction form
6,306,067.63/8,702,373.17 = 3,405,458.26/x - Step 3: Cross multiply
6,306,067.63x = 8,702,373.17 × 3,405,458.26 - Step 4: Simplify right side
6,306,067.63x = 29,635,568,580,136.59 - Step 5: Solve for x
x = 29,635,568,580,136.59/6,306,067.63 - Step 6: Final answer
x = 4,699,532.31
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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.