Finding the Fourth Proportional to 1,489,059.10, 2,233,588.65 and 922,188.70
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Solution
The fourth proportional to 1,489,059.10, 2,233,588.65 and 922,188.70 is: 1,383,283.05
Step by Step Solution
- Step 1: Write the proportion equation
1,489,059.10 : 2,233,588.65 = 922,188.70 : x - Step 2: Convert to fraction form
1,489,059.10/2,233,588.65 = 922,188.70/x - Step 3: Cross multiply
1,489,059.10x = 2,233,588.65 × 922,188.70 - Step 4: Simplify right side
1,489,059.10x = 2,059,790,213,478.26 - Step 5: Solve for x
x = 2,059,790,213,478.26/1,489,059.10 - Step 6: Final answer
x = 1,383,283.05
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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.