Finding the Fourth Proportional to 2,995,728, 4,134,119.40 and 1,637,601
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Solution
The fourth proportional to 2,995,728, 4,134,119.40 and 1,637,601 is: 2,259,897.45
Step by Step Solution
- Step 1: Write the proportion equation
2,995,728 : 4,134,119.40 = 1,637,601 : x - Step 2: Convert to fraction form
2,995,728/4,134,119.40 = 1,637,601/x - Step 3: Cross multiply
2,995,728x = 4,134,119.40 × 1,637,601 - Step 4: Simplify right side
2,995,728x = 6,770,038,063,559.40 - Step 5: Solve for x
x = 6,770,038,063,559.40/2,995,728 - Step 6: Final answer
x = 2,259,897.45
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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.