Finding the Fourth Proportional to 1,577,187.96, 2,177,245.98 and 923,723.29
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Solution
The fourth proportional to 1,577,187.96, 2,177,245.98 and 923,723.29 is: 1,275,163.70
Step by Step Solution
- Step 1: Write the proportion equation
1,577,187.96 : 2,177,245.98 = 923,723.29 : x - Step 2: Convert to fraction form
1,577,187.96/2,177,245.98 = 923,723.29/x - Step 3: Cross multiply
1,577,187.96x = 2,177,245.98 × 923,723.29 - Step 4: Simplify right side
1,577,187.96x = 2,011,172,822,506.43 - Step 5: Solve for x
x = 2,011,172,822,506.43/1,577,187.96 - Step 6: Final answer
x = 1,275,163.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.