Finding the Fourth Proportional to 1,904,153.81, 2,836,439.99 and 1,801,018.99
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Solution
The fourth proportional to 1,904,153.81, 2,836,439.99 and 1,801,018.99 is: 2,682,809.69
Step by Step Solution
- Step 1: Write the proportion equation
1,904,153.81 : 2,836,439.99 = 1,801,018.99 : x - Step 2: Convert to fraction form
1,904,153.81/2,836,439.99 = 1,801,018.99/x - Step 3: Cross multiply
1,904,153.81x = 2,836,439.99 × 1,801,018.99 - Step 4: Simplify right side
1,904,153.81x = 5,108,482,273,857.48 - Step 5: Solve for x
x = 5,108,482,273,857.48/1,904,153.81 - Step 6: Final answer
x = 2,682,809.69
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.