Finding the Fourth Proportional to 1,135,153.41, 1,703,183.76 and 461,287.46
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Solution
The fourth proportional to 1,135,153.41, 1,703,183.76 and 461,287.46 is: 692,115.53
Step by Step Solution
- Step 1: Write the proportion equation
1,135,153.41 : 1,703,183.76 = 461,287.46 : x - Step 2: Convert to fraction form
1,135,153.41/1,703,183.76 = 461,287.46/x - Step 3: Cross multiply
1,135,153.41x = 1,703,183.76 × 461,287.46 - Step 4: Simplify right side
1,135,153.41x = 785,657,302,047.73 - Step 5: Solve for x
x = 785,657,302,047.73/1,135,153.41 - Step 6: Final answer
x = 692,115.53
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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.