Finding the Fourth Proportional to 1,208,974.05, 1,813,395.42 and 367,460.19
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Solution
The fourth proportional to 1,208,974.05, 1,813,395.42 and 367,460.19 is: 551,170.33
Step by Step Solution
- Step 1: Write the proportion equation
1,208,974.05 : 1,813,395.42 = 367,460.19 : x - Step 2: Convert to fraction form
1,208,974.05/1,813,395.42 = 367,460.19/x - Step 3: Cross multiply
1,208,974.05x = 1,813,395.42 × 367,460.19 - Step 4: Simplify right side
1,208,974.05x = 666,350,625,578.33 - Step 5: Solve for x
x = 666,350,625,578.33/1,208,974.05 - Step 6: Final answer
x = 551,170.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.