Finding the Fourth Proportional to 1,440,932.96, 2,161,772.84 and 766,458.92
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Solution
The fourth proportional to 1,440,932.96, 2,161,772.84 and 766,458.92 is: 1,149,887.00
Step by Step Solution
- Step 1: Write the proportion equation
1,440,932.96 : 2,161,772.84 = 766,458.92 : x - Step 2: Convert to fraction form
1,440,932.96/2,161,772.84 = 766,458.92/x - Step 3: Cross multiply
1,440,932.96x = 2,161,772.84 × 766,458.92 - Step 4: Simplify right side
1,440,932.96x = 1,656,910,076,231.73 - Step 5: Solve for x
x = 1,656,910,076,231.73/1,440,932.96 - Step 6: Final answer
x = 1,149,887.00
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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.