Finding the Fourth Proportional to 1,283,942.06, 1,772,412.27 and 848,621.60
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Solution
The fourth proportional to 1,283,942.06, 1,772,412.27 and 848,621.60 is: 1,171,476.02
Step by Step Solution
- Step 1: Write the proportion equation
1,283,942.06 : 1,772,412.27 = 848,621.60 : x - Step 2: Convert to fraction form
1,283,942.06/1,772,412.27 = 848,621.60/x - Step 3: Cross multiply
1,283,942.06x = 1,772,412.27 × 848,621.60 - Step 4: Simplify right side
1,283,942.06x = 1,504,107,336,427.03 - Step 5: Solve for x
x = 1,504,107,336,427.03/1,283,942.06 - Step 6: Final answer
x = 1,171,476.02
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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.