Finding the Fourth Proportional to 1,193,645.46, 1,790,487.18 and 664,529.70
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Solution
The fourth proportional to 1,193,645.46, 1,790,487.18 and 664,529.70 is: 996,805.12
Step by Step Solution
- Step 1: Write the proportion equation
1,193,645.46 : 1,790,487.18 = 664,529.70 : x - Step 2: Convert to fraction form
1,193,645.46/1,790,487.18 = 664,529.70/x - Step 3: Cross multiply
1,193,645.46x = 1,790,487.18 × 664,529.70 - Step 4: Simplify right side
1,193,645.46x = 1,189,831,908,579.25 - Step 5: Solve for x
x = 1,189,831,908,579.25/1,193,645.46 - Step 6: Final answer
x = 996,805.12
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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.