Finding the Fourth Proportional to 4,874,785.63, 6,727,121.73 and 2,699,282.08
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Solution
The fourth proportional to 4,874,785.63, 6,727,121.73 and 2,699,282.08 is: 3,724,963.62
Step by Step Solution
- Step 1: Write the proportion equation
4,874,785.63 : 6,727,121.73 = 2,699,282.08 : x - Step 2: Convert to fraction form
4,874,785.63/6,727,121.73 = 2,699,282.08/x - Step 3: Cross multiply
4,874,785.63x = 6,727,121.73 × 2,699,282.08 - Step 4: Simplify right side
4,874,785.63x = 18,158,399,135,767.60 - Step 5: Solve for x
x = 18,158,399,135,767.60/4,874,785.63 - Step 6: Final answer
x = 3,724,963.62
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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.