Finding the Fourth Proportional to 4,204,112.12, 5,801,674.70 and 2,270,372.56
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Solution
The fourth proportional to 4,204,112.12, 5,801,674.70 and 2,270,372.56 is: 3,133,114.12
Step by Step Solution
- Step 1: Write the proportion equation
4,204,112.12 : 5,801,674.70 = 2,270,372.56 : x - Step 2: Convert to fraction form
4,204,112.12/5,801,674.70 = 2,270,372.56/x - Step 3: Cross multiply
4,204,112.12x = 5,801,674.70 × 2,270,372.56 - Step 4: Simplify right side
4,204,112.12x = 13,171,963,040,926.23 - Step 5: Solve for x
x = 13,171,963,040,926.23/4,204,112.12 - Step 6: Final answer
x = 3,133,114.12
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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.