Finding the Fourth Proportional to 1,545,245.73, 2,131,719.59 and 1,001,557.53
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Solution
The fourth proportional to 1,545,245.73, 2,131,719.59 and 1,001,557.53 is: 1,381,683.03
Step by Step Solution
- Step 1: Write the proportion equation
1,545,245.73 : 2,131,719.59 = 1,001,557.53 : x - Step 2: Convert to fraction form
1,545,245.73/2,131,719.59 = 1,001,557.53/x - Step 3: Cross multiply
1,545,245.73x = 2,131,719.59 × 1,001,557.53 - Step 4: Simplify right side
1,545,245.73x = 2,135,039,802,205.23 - Step 5: Solve for x
x = 2,135,039,802,205.23/1,545,245.73 - Step 6: Final answer
x = 1,381,683.03
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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.