Finding the Fourth Proportional to 5,059,427.04, 6,981,860.40 and 2,767,538.40
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Solution
The fourth proportional to 5,059,427.04, 6,981,860.40 and 2,767,538.40 is: 3,819,121.53
Step by Step Solution
- Step 1: Write the proportion equation
5,059,427.04 : 6,981,860.40 = 2,767,538.40 : x - Step 2: Convert to fraction form
5,059,427.04/6,981,860.40 = 2,767,538.40/x - Step 3: Cross multiply
5,059,427.04x = 6,981,860.40 × 2,767,538.40 - Step 4: Simplify right side
5,059,427.04x = 19,322,566,760,439.36 - Step 5: Solve for x
x = 19,322,566,760,439.36/5,059,427.04 - Step 6: Final answer
x = 3,819,121.53
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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.