Finding the Fourth Proportional to 3,770,698.95, 5,624,685.92 and 3,407,481.99
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Solution
The fourth proportional to 3,770,698.95, 5,624,685.92 and 3,407,481.99 is: 5,082,881.51
Step by Step Solution
- Step 1: Write the proportion equation
3,770,698.95 : 5,624,685.92 = 3,407,481.99 : x - Step 2: Convert to fraction form
3,770,698.95/5,624,685.92 = 3,407,481.99/x - Step 3: Cross multiply
3,770,698.95x = 5,624,685.92 × 3,407,481.99 - Step 4: Simplify right side
3,770,698.95x = 19,166,015,980,325.29 - Step 5: Solve for x
x = 19,166,015,980,325.29/3,770,698.95 - Step 6: Final answer
x = 5,082,881.51
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.