Finding the Fourth Proportional to 3,223,555.24, 4,448,516.49 and 1,773,360.94
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Solution
The fourth proportional to 3,223,555.24, 4,448,516.49 and 1,773,360.94 is: 2,447,243.74
Step by Step Solution
- Step 1: Write the proportion equation
3,223,555.24 : 4,448,516.49 = 1,773,360.94 : x - Step 2: Convert to fraction form
3,223,555.24/4,448,516.49 = 1,773,360.94/x - Step 3: Cross multiply
3,223,555.24x = 4,448,516.49 × 1,773,360.94 - Step 4: Simplify right side
3,223,555.24x = 7,888,825,384,311.90 - Step 5: Solve for x
x = 7,888,825,384,311.90/3,223,555.24 - Step 6: Final answer
x = 2,447,243.74
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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.