Finding the Fourth Proportional to 3,197,585.10, 4,412,613.94 and 1,747,247.09
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Solution
The fourth proportional to 3,197,585.10, 4,412,613.94 and 1,747,247.09 is: 2,411,171.75
Step by Step Solution
- Step 1: Write the proportion equation
3,197,585.10 : 4,412,613.94 = 1,747,247.09 : x - Step 2: Convert to fraction form
3,197,585.10/4,412,613.94 = 1,747,247.09/x - Step 3: Cross multiply
3,197,585.10x = 4,412,613.94 × 1,747,247.09 - Step 4: Simplify right side
3,197,585.10x = 7,709,926,872,621.85 - Step 5: Solve for x
x = 7,709,926,872,621.85/3,197,585.10 - Step 6: Final answer
x = 2,411,171.75
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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.