Finding the Fourth Proportional to 1,301,242.84, 1,795,771.24 and 720,465.97
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Solution
The fourth proportional to 1,301,242.84, 1,795,771.24 and 720,465.97 is: 994,274.11
Step by Step Solution
- Step 1: Write the proportion equation
1,301,242.84 : 1,795,771.24 = 720,465.97 : x - Step 2: Convert to fraction form
1,301,242.84/1,795,771.24 = 720,465.97/x - Step 3: Cross multiply
1,301,242.84x = 1,795,771.24 × 720,465.97 - Step 4: Simplify right side
1,301,242.84x = 1,293,792,068,324.70 - Step 5: Solve for x
x = 1,293,792,068,324.70/1,301,242.84 - Step 6: Final answer
x = 994,274.11
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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.