Finding the Fourth Proportional to 4,435,121.05, 6,120,458.52 and 2,501,375.65
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Solution
The fourth proportional to 4,435,121.05, 6,120,458.52 and 2,501,375.65 is: 3,451,893.58
Step by Step Solution
- Step 1: Write the proportion equation
4,435,121.05 : 6,120,458.52 = 2,501,375.65 : x - Step 2: Convert to fraction form
4,435,121.05/6,120,458.52 = 2,501,375.65/x - Step 3: Cross multiply
4,435,121.05x = 6,120,458.52 × 2,501,375.65 - Step 4: Simplify right side
4,435,121.05x = 15,309,565,884,081.73 - Step 5: Solve for x
x = 15,309,565,884,081.73/4,435,121.05 - Step 6: Final answer
x = 3,451,893.58
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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.