Finding the Fourth Proportional to 3,823,136.46, 5,275,818.09 and 2,104,220.07
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Solution
The fourth proportional to 3,823,136.46, 5,275,818.09 and 2,104,220.07 is: 2,903,763.03
Step by Step Solution
- Step 1: Write the proportion equation
3,823,136.46 : 5,275,818.09 = 2,104,220.07 : x - Step 2: Convert to fraction form
3,823,136.46/5,275,818.09 = 2,104,220.07/x - Step 3: Cross multiply
3,823,136.46x = 5,275,818.09 × 2,104,220.07 - Step 4: Simplify right side
3,823,136.46x = 11,101,482,310,647.06 - Step 5: Solve for x
x = 11,101,482,310,647.06/3,823,136.46 - Step 6: Final answer
x = 2,903,763.03
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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.