Finding the Fourth Proportional to 5,504,163.20, 8,256,244.80 and 1,460,643.20
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Solution
The fourth proportional to 5,504,163.20, 8,256,244.80 and 1,460,643.20 is: 2,190,964.80
Step by Step Solution
- Step 1: Write the proportion equation
5,504,163.20 : 8,256,244.80 = 1,460,643.20 : x - Step 2: Convert to fraction form
5,504,163.20/8,256,244.80 = 1,460,643.20/x - Step 3: Cross multiply
5,504,163.20x = 8,256,244.80 × 1,460,643.20 - Step 4: Simplify right side
5,504,163.20x = 12,059,427,824,655.36 - Step 5: Solve for x
x = 12,059,427,824,655.36/5,504,163.20 - Step 6: Final answer
x = 2,190,964.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.