Finding the Fourth Proportional to 5,556,163.20, 8,334,244.80 and 1,770,028.80
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Solution
The fourth proportional to 5,556,163.20, 8,334,244.80 and 1,770,028.80 is: 2,655,043.20
Step by Step Solution
- Step 1: Write the proportion equation
5,556,163.20 : 8,334,244.80 = 1,770,028.80 : x - Step 2: Convert to fraction form
5,556,163.20/8,334,244.80 = 1,770,028.80/x - Step 3: Cross multiply
5,556,163.20x = 8,334,244.80 × 1,770,028.80 - Step 4: Simplify right side
5,556,163.20x = 14,751,853,322,250.24 - Step 5: Solve for x
x = 14,751,853,322,250.24/5,556,163.20 - Step 6: Final answer
x = 2,655,043.20
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1.5x scale
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.