Finding the Fourth Proportional to 2,009,721.47, 2,773,414.99 and 1,104,361.79
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Solution
The fourth proportional to 2,009,721.47, 2,773,414.99 and 1,104,361.79 is: 1,524,018.92
Step by Step Solution
- Step 1: Write the proportion equation
2,009,721.47 : 2,773,414.99 = 1,104,361.79 : x - Step 2: Convert to fraction form
2,009,721.47/2,773,414.99 = 1,104,361.79/x - Step 3: Cross multiply
2,009,721.47x = 2,773,414.99 × 1,104,361.79 - Step 4: Simplify right side
2,009,721.47x = 3,062,853,542,769.23 - Step 5: Solve for x
x = 3,062,853,542,769.23/2,009,721.47 - Step 6: Final answer
x = 1,524,018.92
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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.