Finding the Fourth Proportional to 4,075,463.68, 5,624,198.12 and 2,240,091.70
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Solution
The fourth proportional to 4,075,463.68, 5,624,198.12 and 2,240,091.70 is: 3,091,358.56
Step by Step Solution
- Step 1: Write the proportion equation
4,075,463.68 : 5,624,198.12 = 2,240,091.70 : x - Step 2: Convert to fraction form
4,075,463.68/5,624,198.12 = 2,240,091.70/x - Step 3: Cross multiply
4,075,463.68x = 5,624,198.12 × 2,240,091.70 - Step 4: Simplify right side
4,075,463.68x = 12,598,719,527,767.61 - Step 5: Solve for x
x = 12,598,719,527,767.61/4,075,463.68 - Step 6: Final answer
x = 3,091,358.56
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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.