Finding the Fourth Proportional to 3,259,349.68, 4,497,868.68 and 1,809,057.76
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Solution
The fourth proportional to 3,259,349.68, 4,497,868.68 and 1,809,057.76 is: 2,496,480.91
Step by Step Solution
- Step 1: Write the proportion equation
3,259,349.68 : 4,497,868.68 = 1,809,057.76 : x - Step 2: Convert to fraction form
3,259,349.68/4,497,868.68 = 1,809,057.76/x - Step 3: Cross multiply
3,259,349.68x = 4,497,868.68 × 1,809,057.76 - Step 4: Simplify right side
3,259,349.68x = 8,136,904,239,014.96 - Step 5: Solve for x
x = 8,136,904,239,014.96/3,259,349.68 - Step 6: Final answer
x = 2,496,480.91
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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.