Finding the Fourth Proportional to 5,080,578.36, 7,651,280.84 and 4,627,082.04
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Solution
The fourth proportional to 5,080,578.36, 7,651,280.84 and 4,627,082.04 is: 6,968,321.65
Step by Step Solution
- Step 1: Write the proportion equation
5,080,578.36 : 7,651,280.84 = 4,627,082.04 : x - Step 2: Convert to fraction form
5,080,578.36/7,651,280.84 = 4,627,082.04/x - Step 3: Cross multiply
5,080,578.36x = 7,651,280.84 × 4,627,082.04 - Step 4: Simplify right side
5,080,578.36x = 35,403,104,157,760.11 - Step 5: Solve for x
x = 35,403,104,157,760.11/5,080,578.36 - Step 6: Final answer
x = 6,968,321.65
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.