Finding the Fourth Proportional to 3,557,222.06, 5,335,845.66 and 861,549.08
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Solution
The fourth proportional to 3,557,222.06, 5,335,845.66 and 861,549.08 is: 1,292,326.66
Step by Step Solution
- Step 1: Write the proportion equation
3,557,222.06 : 5,335,845.66 = 861,549.08 : x - Step 2: Convert to fraction form
3,557,222.06/5,335,845.66 = 861,549.08/x - Step 3: Cross multiply
3,557,222.06x = 5,335,845.66 × 861,549.08 - Step 4: Simplify right side
3,557,222.06x = 4,597,092,892,715.76 - Step 5: Solve for x
x = 4,597,092,892,715.76/3,557,222.06 - Step 6: Final answer
x = 1,292,326.66
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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.