Finding the Fourth Proportional to 4,743,836.60, 6,546,415.12 and 2,568,362.09
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Solution
The fourth proportional to 4,743,836.60, 6,546,415.12 and 2,568,362.09 is: 3,544,296.70
Step by Step Solution
- Step 1: Write the proportion equation
4,743,836.60 : 6,546,415.12 = 2,568,362.09 : x - Step 2: Convert to fraction form
4,743,836.60/6,546,415.12 = 2,568,362.09/x - Step 3: Cross multiply
4,743,836.60x = 6,546,415.12 × 2,568,362.09 - Step 4: Simplify right side
4,743,836.60x = 16,813,564,380,457.82 - Step 5: Solve for x
x = 16,813,564,380,457.82/4,743,836.60 - Step 6: Final answer
x = 3,544,296.70
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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.