Finding the Fourth Proportional to 3,568,407.70, 4,924,390.13 and 1,936,815.05
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Solution
The fourth proportional to 3,568,407.70, 4,924,390.13 and 1,936,815.05 is: 2,672,797.99
Step by Step Solution
- Step 1: Write the proportion equation
3,568,407.70 : 4,924,390.13 = 1,936,815.05 : x - Step 2: Convert to fraction form
3,568,407.70/4,924,390.13 = 1,936,815.05/x - Step 3: Cross multiply
3,568,407.70x = 4,924,390.13 × 1,936,815.05 - Step 4: Simplify right side
3,568,407.70x = 9,537,632,915,855.46 - Step 5: Solve for x
x = 9,537,632,915,855.46/3,568,407.70 - Step 6: Final answer
x = 2,672,797.99
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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.