Finding the Fourth Proportional to 4,000,533.94, 5,520,694.62 and 2,164,952.44
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Solution
The fourth proportional to 4,000,533.94, 5,520,694.62 and 2,164,952.44 is: 2,987,611.52
Step by Step Solution
- Step 1: Write the proportion equation
4,000,533.94 : 5,520,694.62 = 2,164,952.44 : x - Step 2: Convert to fraction form
4,000,533.94/5,520,694.62 = 2,164,952.44/x - Step 3: Cross multiply
4,000,533.94x = 5,520,694.62 × 2,164,952.44 - Step 4: Simplify right side
4,000,533.94x = 11,952,041,288,063.87 - Step 5: Solve for x
x = 11,952,041,288,063.87/4,000,533.94 - Step 6: Final answer
x = 2,987,611.52
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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.