Finding the Fourth Proportional to 1,530,174.68, 2,294,277.84 and 731,438.54
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Solution
The fourth proportional to 1,530,174.68, 2,294,277.84 and 731,438.54 is: 1,096,687.36
Step by Step Solution
- Step 1: Write the proportion equation
1,530,174.68 : 2,294,277.84 = 731,438.54 : x - Step 2: Convert to fraction form
1,530,174.68/2,294,277.84 = 731,438.54/x - Step 3: Cross multiply
1,530,174.68x = 2,294,277.84 × 731,438.54 - Step 4: Simplify right side
1,530,174.68x = 1,678,123,233,643.95 - Step 5: Solve for x
x = 1,678,123,233,643.95/1,530,174.68 - Step 6: Final answer
x = 1,096,687.36
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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.