Finding the Fourth Proportional to 3,409,830.81, 4,705,556.90 and 1,881,927
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Solution
The fourth proportional to 3,409,830.81, 4,705,556.90 and 1,881,927 is: 2,597,053.95
Step by Step Solution
- Step 1: Write the proportion equation
3,409,830.81 : 4,705,556.90 = 1,881,927 : x - Step 2: Convert to fraction form
3,409,830.81/4,705,556.90 = 1,881,927/x - Step 3: Cross multiply
3,409,830.81x = 4,705,556.90 × 1,881,927 - Step 4: Simplify right side
3,409,830.81x = 8,855,514,570,736.66 - Step 5: Solve for x
x = 8,855,514,570,736.66/3,409,830.81 - Step 6: Final answer
x = 2,597,053.95
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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.