Finding the Fourth Proportional to 4,192,732.20, 5,784,290.46 and 2,643,484.44
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Solution
The fourth proportional to 4,192,732.20, 5,784,290.46 and 2,643,484.44 is: 3,646,949.32
Step by Step Solution
- Step 1: Write the proportion equation
4,192,732.20 : 5,784,290.46 = 2,643,484.44 : x - Step 2: Convert to fraction form
4,192,732.20/5,784,290.46 = 2,643,484.44/x - Step 3: Cross multiply
4,192,732.20x = 5,784,290.46 × 2,643,484.44 - Step 4: Simplify right side
4,192,732.20x = 15,290,681,827,450.44 - Step 5: Solve for x
x = 15,290,681,827,450.44/4,192,732.20 - Step 6: Final answer
x = 3,646,949.32
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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.