Finding the Fourth Proportional to 4,772,518.28, 6,586,213.82 and 2,597,201.72
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Solution
The fourth proportional to 4,772,518.28, 6,586,213.82 and 2,597,201.72 is: 3,584,213.80
Step by Step Solution
- Step 1: Write the proportion equation
4,772,518.28 : 6,586,213.82 = 2,597,201.72 : x - Step 2: Convert to fraction form
4,772,518.28/6,586,213.82 = 2,597,201.72/x - Step 3: Cross multiply
4,772,518.28x = 6,586,213.82 × 2,597,201.72 - Step 4: Simplify right side
4,772,518.28x = 17,105,725,861,591.77 - Step 5: Solve for x
x = 17,105,725,861,591.77/4,772,518.28 - Step 6: Final answer
x = 3,584,213.80
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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.