Finding the Fourth Proportional to 3,924,910.40, 5,889,649.82 and 1,650,270.02
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Solution
The fourth proportional to 3,924,910.40, 5,889,649.82 and 1,650,270.02 is: 2,476,365.45
Step by Step Solution
- Step 1: Write the proportion equation
3,924,910.40 : 5,889,649.82 = 1,650,270.02 : x - Step 2: Convert to fraction form
3,924,910.40/5,889,649.82 = 1,650,270.02/x - Step 3: Cross multiply
3,924,910.40x = 5,889,649.82 × 1,650,270.02 - Step 4: Simplify right side
3,924,910.40x = 9,719,512,488,544.80 - Step 5: Solve for x
x = 9,719,512,488,544.80/3,924,910.40 - Step 6: Final answer
x = 2,476,365.45
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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.