Finding the Fourth Proportional to 2,735,757.78, 3,775,541.19 and 1,512,036.99
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Solution
The fourth proportional to 2,735,757.78, 3,775,541.19 and 1,512,036.99 is: 2,086,719.07
Step by Step Solution
- Step 1: Write the proportion equation
2,735,757.78 : 3,775,541.19 = 1,512,036.99 : x - Step 2: Convert to fraction form
2,735,757.78/3,775,541.19 = 1,512,036.99/x - Step 3: Cross multiply
2,735,757.78x = 3,775,541.19 × 1,512,036.99 - Step 4: Simplify right side
2,735,757.78x = 5,708,757,936,548.62 - Step 5: Solve for x
x = 5,708,757,936,548.62/2,735,757.78 - Step 6: Final answer
x = 2,086,719.07
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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.