Finding the Fourth Proportional to 2,634,717.24, 3,635,910.18 and 1,427,493.24
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Solution
The fourth proportional to 2,634,717.24, 3,635,910.18 and 1,427,493.24 is: 1,969,940.88
Step by Step Solution
- Step 1: Write the proportion equation
2,634,717.24 : 3,635,910.18 = 1,427,493.24 : x - Step 2: Convert to fraction form
2,634,717.24/3,635,910.18 = 1,427,493.24/x - Step 3: Cross multiply
2,634,717.24x = 3,635,910.18 × 1,427,493.24 - Step 4: Simplify right side
2,634,717.24x = 5,190,237,203,197.18 - Step 5: Solve for x
x = 5,190,237,203,197.18/2,634,717.24 - Step 6: Final answer
x = 1,969,940.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.