Finding the Fourth Proportional to 4,213,552.28, 5,814,660.75 and 2,279,770.43
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Solution
The fourth proportional to 4,213,552.28, 5,814,660.75 and 2,279,770.43 is: 3,146,060.80
Step by Step Solution
- Step 1: Write the proportion equation
4,213,552.28 : 5,814,660.75 = 2,279,770.43 : x - Step 2: Convert to fraction form
4,213,552.28/5,814,660.75 = 2,279,770.43/x - Step 3: Cross multiply
4,213,552.28x = 5,814,660.75 × 2,279,770.43 - Step 4: Simplify right side
4,213,552.28x = 13,256,091,638,331.62 - Step 5: Solve for x
x = 13,256,091,638,331.62/4,213,552.28 - Step 6: Final answer
x = 3,146,060.80
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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.