Finding the Fourth Proportional to 1,351,328.96, 1,864,833.84 and 739,481.84
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Solution
The fourth proportional to 1,351,328.96, 1,864,833.84 and 739,481.84 is: 1,020,484.87
Step by Step Solution
- Step 1: Write the proportion equation
1,351,328.96 : 1,864,833.84 = 739,481.84 : x - Step 2: Convert to fraction form
1,351,328.96/1,864,833.84 = 739,481.84/x - Step 3: Cross multiply
1,351,328.96x = 1,864,833.84 × 739,481.84 - Step 4: Simplify right side
1,351,328.96x = 1,379,010,759,297.47 - Step 5: Solve for x
x = 1,379,010,759,297.47/1,351,328.96 - Step 6: Final answer
x = 1,020,484.87
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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.