Finding the Fourth Proportional to 1,530,157.68, 2,294,252.37 and 731,421.54
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Solution
The fourth proportional to 1,530,157.68, 2,294,252.37 and 731,421.54 is: 1,096,661.88
Step by Step Solution
- Step 1: Write the proportion equation
1,530,157.68 : 2,294,252.37 = 731,421.54 : x - Step 2: Convert to fraction form
1,530,157.68/2,294,252.37 = 731,421.54/x - Step 3: Cross multiply
1,530,157.68x = 2,294,252.37 × 731,421.54 - Step 4: Simplify right side
1,530,157.68x = 1,678,065,601,614.05 - Step 5: Solve for x
x = 1,678,065,601,614.05/1,530,157.68 - Step 6: Final answer
x = 1,096,661.88
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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.