Finding the Fourth Proportional to 3,744,519.84, 5,167,421.82 and 2,025,636.12
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Solution
The fourth proportional to 3,744,519.84, 5,167,421.82 and 2,025,636.12 is: 2,795,369.43
Step by Step Solution
- Step 1: Write the proportion equation
3,744,519.84 : 5,167,421.82 = 2,025,636.12 : x - Step 2: Convert to fraction form
3,744,519.84/5,167,421.82 = 2,025,636.12/x - Step 3: Cross multiply
3,744,519.84x = 5,167,421.82 × 2,025,636.12 - Step 4: Simplify right side
3,744,519.84x = 10,467,316,285,868.14 - Step 5: Solve for x
x = 10,467,316,285,868.14/3,744,519.84 - Step 6: Final answer
x = 2,795,369.43
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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.