Finding the Fourth Proportional to 3,502,863.18, 4,833,949.01 and 1,893,231.18
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Solution
The fourth proportional to 3,502,863.18, 4,833,949.01 and 1,893,231.18 is: 2,612,657.85
Step by Step Solution
- Step 1: Write the proportion equation
3,502,863.18 : 4,833,949.01 = 1,893,231.18 : x - Step 2: Convert to fraction form
3,502,863.18/4,833,949.01 = 1,893,231.18/x - Step 3: Cross multiply
3,502,863.18x = 4,833,949.01 × 1,893,231.18 - Step 4: Simplify right side
3,502,863.18x = 9,151,782,978,795.98 - Step 5: Solve for x
x = 9,151,782,978,795.98/3,502,863.18 - Step 6: Final answer
x = 2,612,657.85
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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.