Finding the Fourth Proportional to 1,546,147.44, 2,133,611.43 and 857,811.97
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Solution
The fourth proportional to 1,546,147.44, 2,133,611.43 and 857,811.97 is: 1,183,740.55
Step by Step Solution
- Step 1: Write the proportion equation
1,546,147.44 : 2,133,611.43 = 857,811.97 : x - Step 2: Convert to fraction form
1,546,147.44/2,133,611.43 = 857,811.97/x - Step 3: Cross multiply
1,546,147.44x = 2,133,611.43 × 857,811.97 - Step 4: Simplify right side
1,546,147.44x = 1,830,237,428,258.23 - Step 5: Solve for x
x = 1,830,237,428,258.23/1,546,147.44 - Step 6: Final answer
x = 1,183,740.55
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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.