Finding the Fourth Proportional to 4,876,748.28, 6,730,064.50 and 2,701,493.84
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Solution
The fourth proportional to 4,876,748.28, 6,730,064.50 and 2,701,493.84 is: 3,728,145.63
Step by Step Solution
- Step 1: Write the proportion equation
4,876,748.28 : 6,730,064.50 = 2,701,493.84 : x - Step 2: Convert to fraction form
4,876,748.28/6,730,064.50 = 2,701,493.84/x - Step 3: Cross multiply
4,876,748.28x = 6,730,064.50 × 2,701,493.84 - Step 4: Simplify right side
4,876,748.28x = 18,181,227,759,279.22 - Step 5: Solve for x
x = 18,181,227,759,279.22/4,876,748.28 - Step 6: Final answer
x = 3,728,145.63
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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.