Finding the Fourth Proportional to 3,532,255.88, 5,299,173.97 and 1,288,393.88
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Solution
The fourth proportional to 3,532,255.88, 5,299,173.97 and 1,288,393.88 is: 1,932,879.02
Step by Step Solution
- Step 1: Write the proportion equation
3,532,255.88 : 5,299,173.97 = 1,288,393.88 : x - Step 2: Convert to fraction form
3,532,255.88/5,299,173.97 = 1,288,393.88/x - Step 3: Cross multiply
3,532,255.88x = 5,299,173.97 × 1,288,393.88 - Step 4: Simplify right side
3,532,255.88x = 6,827,423,282,286.45 - Step 5: Solve for x
x = 6,827,423,282,286.45/3,532,255.88 - Step 6: Final answer
x = 1,932,879.02
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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.