Finding the Fourth Proportional to 1,634,640.51, 2,255,768.58 and 946,341.54
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Solution
The fourth proportional to 1,634,640.51, 2,255,768.58 and 946,341.54 is: 1,305,930.88
Step by Step Solution
- Step 1: Write the proportion equation
1,634,640.51 : 2,255,768.58 = 946,341.54 : x - Step 2: Convert to fraction form
1,634,640.51/2,255,768.58 = 946,341.54/x - Step 3: Cross multiply
1,634,640.51x = 2,255,768.58 × 946,341.54 - Step 4: Simplify right side
1,634,640.51x = 2,134,727,511,880.81 - Step 5: Solve for x
x = 2,134,727,511,880.81/1,634,640.51 - Step 6: Final answer
x = 1,305,930.88
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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.