Finding the Fourth Proportional to 1,183,816.70, 1,775,788.44 and 374,139.52
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Solution
The fourth proportional to 1,183,816.70, 1,775,788.44 and 374,139.52 is: 561,229.32
Step by Step Solution
- Step 1: Write the proportion equation
1,183,816.70 : 1,775,788.44 = 374,139.52 : x - Step 2: Convert to fraction form
1,183,816.70/1,775,788.44 = 374,139.52/x - Step 3: Cross multiply
1,183,816.70x = 1,775,788.44 × 374,139.52 - Step 4: Simplify right side
1,183,816.70x = 664,392,636,782.88 - Step 5: Solve for x
x = 664,392,636,782.88/1,183,816.70 - Step 6: Final answer
x = 561,229.32
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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.