Finding the Fourth Proportional to 4,382,836.40, 6,048,198.11 and 2,449,112.87
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Solution
The fourth proportional to 4,382,836.40, 6,048,198.11 and 2,449,112.87 is: 3,379,710.87
Step by Step Solution
- Step 1: Write the proportion equation
4,382,836.40 : 6,048,198.11 = 2,449,112.87 : x - Step 2: Convert to fraction form
4,382,836.40/6,048,198.11 = 2,449,112.87/x - Step 3: Cross multiply
4,382,836.40x = 6,048,198.11 × 2,449,112.87 - Step 4: Simplify right side
4,382,836.40x = 14,812,719,819,265.11 - Step 5: Solve for x
x = 14,812,719,819,265.11/4,382,836.40 - Step 6: Final answer
x = 3,379,710.87
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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.