Finding the Fourth Proportional to 4,837,038.12, 6,674,912.46 and 2,631,910.05
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Solution
The fourth proportional to 4,837,038.12, 6,674,912.46 and 2,631,910.05 is: 3,631,926.97
Step by Step Solution
- Step 1: Write the proportion equation
4,837,038.12 : 6,674,912.46 = 2,631,910.05 : x - Step 2: Convert to fraction form
4,837,038.12/6,674,912.46 = 2,631,910.05/x - Step 3: Cross multiply
4,837,038.12x = 6,674,912.46 × 2,631,910.05 - Step 4: Simplify right side
4,837,038.12x = 17,567,769,186,344.22 - Step 5: Solve for x
x = 17,567,769,186,344.22/4,837,038.12 - Step 6: Final answer
x = 3,631,926.97
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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.