Finding the Fourth Proportional to 3,355,916.36, 4,631,033.66 and 2,051,352.50
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Solution
The fourth proportional to 3,355,916.36, 4,631,033.66 and 2,051,352.50 is: 2,830,786.42
Step by Step Solution
- Step 1: Write the proportion equation
3,355,916.36 : 4,631,033.66 = 2,051,352.50 : x - Step 2: Convert to fraction form
3,355,916.36/4,631,033.66 = 2,051,352.50/x - Step 3: Cross multiply
3,355,916.36x = 4,631,033.66 × 2,051,352.50 - Step 4: Simplify right side
3,355,916.36x = 9,499,882,442,613.22 - Step 5: Solve for x
x = 9,499,882,442,613.22/3,355,916.36 - Step 6: Final answer
x = 2,830,786.42
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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.