Finding the Fourth Proportional to 4,067,812.54, 5,612,704.39 and 2,347,936.62
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Solution
The fourth proportional to 4,067,812.54, 5,612,704.39 and 2,347,936.62 is: 3,239,646.38
Step by Step Solution
- Step 1: Write the proportion equation
4,067,812.54 : 5,612,704.39 = 2,347,936.62 : x - Step 2: Convert to fraction form
4,067,812.54/5,612,704.39 = 2,347,936.62/x - Step 3: Cross multiply
4,067,812.54x = 5,612,704.39 × 2,347,936.62 - Step 4: Simplify right side
4,067,812.54x = 13,178,274,174,515.76 - Step 5: Solve for x
x = 13,178,274,174,515.76/4,067,812.54 - Step 6: Final answer
x = 3,239,646.38
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1.5x scale
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.