Finding the Fourth Proportional to 5,202,845.53, 7,804,792.67 and 1,790,683.69
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Solution
The fourth proportional to 5,202,845.53, 7,804,792.67 and 1,790,683.69 is: 2,686,206.01
Step by Step Solution
- Step 1: Write the proportion equation
5,202,845.53 : 7,804,792.67 = 1,790,683.69 : x - Step 2: Convert to fraction form
5,202,845.53/7,804,792.67 = 1,790,683.69/x - Step 3: Cross multiply
5,202,845.53x = 7,804,792.67 × 1,790,683.69 - Step 4: Simplify right side
5,202,845.53x = 13,975,914,924,169.14 - Step 5: Solve for x
x = 13,975,914,924,169.14/5,202,845.53 - Step 6: Final answer
x = 2,686,206.01
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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.