Finding the Fourth Proportional to 3,568,518.84, 4,924,423.49 and 1,936,891.09
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Solution
The fourth proportional to 3,568,518.84, 4,924,423.49 and 1,936,891.09 is: 2,672,837.78
Step by Step Solution
- Step 1: Write the proportion equation
3,568,518.84 : 4,924,423.49 = 1,936,891.09 : x - Step 2: Convert to fraction form
3,568,518.84/4,924,423.49 = 1,936,891.09/x - Step 3: Cross multiply
3,568,518.84x = 4,924,423.49 × 1,936,891.09 - Step 4: Simplify right side
3,568,518.84x = 9,538,071,956,545.59 - Step 5: Solve for x
x = 9,538,071,956,545.59/3,568,518.84 - Step 6: Final answer
x = 2,672,837.78
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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.