Finding the Fourth Proportional to 4,161,880.26, 6,243,320.61 and 1,465,648.26
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Solution
The fourth proportional to 4,161,880.26, 6,243,320.61 and 1,465,648.26 is: 2,198,648.55
Step by Step Solution
- Step 1: Write the proportion equation
4,161,880.26 : 6,243,320.61 = 1,465,648.26 : x - Step 2: Convert to fraction form
4,161,880.26/6,243,320.61 = 1,465,648.26/x - Step 3: Cross multiply
4,161,880.26x = 6,243,320.61 × 1,465,648.26 - Step 4: Simplify right side
4,161,880.26x = 9,150,511,988,668.64 - Step 5: Solve for x
x = 9,150,511,988,668.64/4,161,880.26 - Step 6: Final answer
x = 2,198,648.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.