Finding the Fourth Proportional to 4,646,704.32, 6,412,907.30 and 2,686,665.71
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Solution
The fourth proportional to 4,646,704.32, 6,412,907.30 and 2,686,665.71 is: 3,707,861.95
Step by Step Solution
- Step 1: Write the proportion equation
4,646,704.32 : 6,412,907.30 = 2,686,665.71 : x - Step 2: Convert to fraction form
4,646,704.32/6,412,907.30 = 2,686,665.71/x - Step 3: Cross multiply
4,646,704.32x = 6,412,907.30 × 2,686,665.71 - Step 4: Simplify right side
4,646,704.32x = 17,229,338,146,917.62 - Step 5: Solve for x
x = 17,229,338,146,917.62/4,646,704.32 - Step 6: Final answer
x = 3,707,861.95
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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.