Finding the Fourth Proportional to 1,792,242.16, 2,691,431.52 and 1,197,028.24
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Solution
The fourth proportional to 1,792,242.16, 2,691,431.52 and 1,197,028.24 is: 1,797,591.65
Step by Step Solution
- Step 1: Write the proportion equation
1,792,242.16 : 2,691,431.52 = 1,197,028.24 : x - Step 2: Convert to fraction form
1,792,242.16/2,691,431.52 = 1,197,028.24/x - Step 3: Cross multiply
1,792,242.16x = 2,691,431.52 × 1,197,028.24 - Step 4: Simplify right side
1,792,242.16x = 3,221,719,535,466.13 - Step 5: Solve for x
x = 3,221,719,535,466.13/1,792,242.16 - Step 6: Final answer
x = 1,797,591.65
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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.