Finding the Fourth Proportional to 4,236,295, 5,842,063.74 and 2,787,220.12
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Solution
The fourth proportional to 4,236,295, 5,842,063.74 and 2,787,220.12 is: 3,843,716.64
Step by Step Solution
- Step 1: Write the proportion equation
4,236,295 : 5,842,063.74 = 2,787,220.12 : x - Step 2: Convert to fraction form
4,236,295/5,842,063.74 = 2,787,220.12/x - Step 3: Cross multiply
4,236,295x = 5,842,063.74 × 2,787,220.12 - Step 4: Simplify right side
4,236,295x = 16,283,117,598,450.45 - Step 5: Solve for x
x = 16,283,117,598,450.45/4,236,295 - Step 6: Final answer
x = 3,843,716.64
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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.