Finding the Fourth Proportional to 5,174,272.62, 7,763,136.35 and 2,295,242.24
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Solution
The fourth proportional to 5,174,272.62, 7,763,136.35 and 2,295,242.24 is: 3,443,629.61
Step by Step Solution
- Step 1: Write the proportion equation
5,174,272.62 : 7,763,136.35 = 2,295,242.24 : x - Step 2: Convert to fraction form
5,174,272.62/7,763,136.35 = 2,295,242.24/x - Step 3: Cross multiply
5,174,272.62x = 7,763,136.35 × 2,295,242.24 - Step 4: Simplify right side
5,174,272.62x = 17,818,278,415,107.53 - Step 5: Solve for x
x = 17,818,278,415,107.53/5,174,272.62 - Step 6: Final answer
x = 3,443,629.61
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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.