Finding the Fourth Proportional to 1,086,482.44, 1,629,176.91 and 376,319.80
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Solution
The fourth proportional to 1,086,482.44, 1,629,176.91 and 376,319.80 is: 564,290.32
Step by Step Solution
- Step 1: Write the proportion equation
1,086,482.44 : 1,629,176.91 = 376,319.80 : x - Step 2: Convert to fraction form
1,086,482.44/1,629,176.91 = 376,319.80/x - Step 3: Cross multiply
1,086,482.44x = 1,629,176.91 × 376,319.80 - Step 4: Simplify right side
1,086,482.44x = 613,091,528,935.82 - Step 5: Solve for x
x = 613,091,528,935.82/1,086,482.44 - Step 6: Final answer
x = 564,290.32
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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.