Finding the Fourth Proportional to 4,817,486.68, 6,647,516.73 and 2,752,635.98
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Solution
The fourth proportional to 4,817,486.68, 6,647,516.73 and 2,752,635.98 is: 3,798,286.32
Step by Step Solution
- Step 1: Write the proportion equation
4,817,486.68 : 6,647,516.73 = 2,752,635.98 : x - Step 2: Convert to fraction form
4,817,486.68/6,647,516.73 = 2,752,635.98/x - Step 3: Cross multiply
4,817,486.68x = 6,647,516.73 × 2,752,635.98 - Step 4: Simplify right side
4,817,486.68x = 18,298,193,745,268.74 - Step 5: Solve for x
x = 18,298,193,745,268.74/4,817,486.68 - Step 6: Final answer
x = 3,798,286.32
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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.