Finding the Fourth Proportional to 1,415,232.70, 2,122,849.05 and 529,114.30
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Solution
The fourth proportional to 1,415,232.70, 2,122,849.05 and 529,114.30 is: 793,671.45
Step by Step Solution
- Step 1: Write the proportion equation
1,415,232.70 : 2,122,849.05 = 529,114.30 : x - Step 2: Convert to fraction form
1,415,232.70/2,122,849.05 = 529,114.30/x - Step 3: Cross multiply
1,415,232.70x = 2,122,849.05 × 529,114.30 - Step 4: Simplify right side
1,415,232.70x = 1,123,229,789,096.42 - Step 5: Solve for x
x = 1,123,229,789,096.42/1,415,232.70 - Step 6: Final answer
x = 793,671.45
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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.