Finding the Fourth Proportional to 6,068,112.12, 8,374,249.29 and 3,489,794.94
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Solution
The fourth proportional to 6,068,112.12, 8,374,249.29 and 3,489,794.94 is: 4,816,063.42
Step by Step Solution
- Step 1: Write the proportion equation
6,068,112.12 : 8,374,249.29 = 3,489,794.94 : x - Step 2: Convert to fraction form
6,068,112.12/8,374,249.29 = 3,489,794.94/x - Step 3: Cross multiply
6,068,112.12x = 8,374,249.29 × 3,489,794.94 - Step 4: Simplify right side
6,068,112.12x = 29,224,412,798,540.59 - Step 5: Solve for x
x = 29,224,412,798,540.59/6,068,112.12 - Step 6: Final answer
x = 4,816,063.42
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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.