Finding the Fourth Proportional to 6,198,033.42, 9,297,071.61 and 1,880,120.62
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Solution
The fourth proportional to 6,198,033.42, 9,297,071.61 and 1,880,120.62 is: 2,820,187.44
Step by Step Solution
- Step 1: Write the proportion equation
6,198,033.42 : 9,297,071.61 = 1,880,120.62 : x - Step 2: Convert to fraction form
6,198,033.42/9,297,071.61 = 1,880,120.62/x - Step 3: Cross multiply
6,198,033.42x = 9,297,071.61 × 1,880,120.62 - Step 4: Simplify right side
6,198,033.42x = 17,479,616,016,334.92 - Step 5: Solve for x
x = 17,479,616,016,334.92/6,198,033.42 - Step 6: Final answer
x = 2,820,187.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.