Finding the Fourth Proportional to 3,353,810.36, 5,030,608.10 and 1,409,568.77
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Solution
The fourth proportional to 3,353,810.36, 5,030,608.10 and 1,409,568.77 is: 2,114,307.99
Step by Step Solution
- Step 1: Write the proportion equation
3,353,810.36 : 5,030,608.10 = 1,409,568.77 : x - Step 2: Convert to fraction form
3,353,810.36/5,030,608.10 = 1,409,568.77/x - Step 3: Cross multiply
3,353,810.36x = 5,030,608.10 × 1,409,568.77 - Step 4: Simplify right side
3,353,810.36x = 7,090,988,039,668.15 - Step 5: Solve for x
x = 7,090,988,039,668.15/3,353,810.36 - Step 6: Final answer
x = 2,114,307.99
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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.