Finding the Fourth Proportional to 2,775,192.66, 3,829,850.01 and 1,551,549.74
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Solution
The fourth proportional to 2,775,192.66, 3,829,850.01 and 1,551,549.74 is: 2,141,185.67
Step by Step Solution
- Step 1: Write the proportion equation
2,775,192.66 : 3,829,850.01 = 1,551,549.74 : x - Step 2: Convert to fraction form
2,775,192.66/3,829,850.01 = 1,551,549.74/x - Step 3: Cross multiply
2,775,192.66x = 3,829,850.01 × 1,551,549.74 - Step 4: Simplify right side
2,775,192.66x = 5,942,202,768,105.25 - Step 5: Solve for x
x = 5,942,202,768,105.25/2,775,192.66 - Step 6: Final answer
x = 2,141,185.67
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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.