Finding the Fourth Proportional to 2,737,112.36, 3,777,147.74 and 1,513,386.53
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Solution
The fourth proportional to 2,737,112.36, 3,777,147.74 and 1,513,386.53 is: 2,088,436.19
Step by Step Solution
- Step 1: Write the proportion equation
2,737,112.36 : 3,777,147.74 = 1,513,386.53 : x - Step 2: Convert to fraction form
2,737,112.36/3,777,147.74 = 1,513,386.53/x - Step 3: Cross multiply
2,737,112.36x = 3,777,147.74 × 1,513,386.53 - Step 4: Simplify right side
2,737,112.36x = 5,716,284,503,969.01 - Step 5: Solve for x
x = 5,716,284,503,969.01/2,737,112.36 - Step 6: Final answer
x = 2,088,436.19
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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.