Finding the Fourth Proportional to 3,564,635.91, 4,919,198.88 and 1,933,042.84
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Solution
The fourth proportional to 3,564,635.91, 4,919,198.88 and 1,933,042.84 is: 2,667,599.84
Step by Step Solution
- Step 1: Write the proportion equation
3,564,635.91 : 4,919,198.88 = 1,933,042.84 : x - Step 2: Convert to fraction form
3,564,635.91/4,919,198.88 = 1,933,042.84/x - Step 3: Cross multiply
3,564,635.91x = 4,919,198.88 × 1,933,042.84 - Step 4: Simplify right side
3,564,635.91x = 9,509,022,173,520.02 - Step 5: Solve for x
x = 9,509,022,173,520.02/3,564,635.91 - Step 6: Final answer
x = 2,667,599.84
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1.5x scale
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.