Finding the Fourth Proportional to 1,589,238.96, 2,383,804.95 and 690,680.80
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Solution
The fourth proportional to 1,589,238.96, 2,383,804.95 and 690,680.80 is: 1,035,997.95
Step by Step Solution
- Step 1: Write the proportion equation
1,589,238.96 : 2,383,804.95 = 690,680.80 : x - Step 2: Convert to fraction form
1,589,238.96/2,383,804.95 = 690,680.80/x - Step 3: Cross multiply
1,589,238.96x = 2,383,804.95 × 690,680.80 - Step 4: Simplify right side
1,589,238.96x = 1,646,448,309,909.96 - Step 5: Solve for x
x = 1,646,448,309,909.96/1,589,238.96 - Step 6: Final answer
x = 1,035,997.95
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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.