Finding the Fourth Proportional to 3,773,815.74, 5,207,709.33 and 2,054,932.14
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Solution
The fourth proportional to 3,773,815.74, 5,207,709.33 and 2,054,932.14 is: 2,835,721.19
Step by Step Solution
- Step 1: Write the proportion equation
3,773,815.74 : 5,207,709.33 = 2,054,932.14 : x - Step 2: Convert to fraction form
3,773,815.74/5,207,709.33 = 2,054,932.14/x - Step 3: Cross multiply
3,773,815.74x = 5,207,709.33 × 2,054,932.14 - Step 4: Simplify right side
3,773,815.74x = 10,701,489,277,994.87 - Step 5: Solve for x
x = 10,701,489,277,994.87/3,773,815.74 - Step 6: Final answer
x = 2,835,721.19
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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.