Finding the Fourth Proportional to 3,767,614.16, 5,199,149.36 and 2,136,131.29
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Solution
The fourth proportional to 3,767,614.16, 5,199,149.36 and 2,136,131.29 is: 2,947,771.49
Step by Step Solution
- Step 1: Write the proportion equation
3,767,614.16 : 5,199,149.36 = 2,136,131.29 : x - Step 2: Convert to fraction form
3,767,614.16/5,199,149.36 = 2,136,131.29/x - Step 3: Cross multiply
3,767,614.16x = 5,199,149.36 × 2,136,131.29 - Step 4: Simplify right side
3,767,614.16x = 11,106,065,592,603.07 - Step 5: Solve for x
x = 11,106,065,592,603.07/3,767,614.16 - Step 6: Final answer
x = 2,947,771.49
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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.