Finding the Fourth Proportional to 1,738,674.56, 2,399,369.28 and 974,728.28
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Solution
The fourth proportional to 1,738,674.56, 2,399,369.28 and 974,728.28 is: 1,345,124.12
Step by Step Solution
- Step 1: Write the proportion equation
1,738,674.56 : 2,399,369.28 = 974,728.28 : x - Step 2: Convert to fraction form
1,738,674.56/2,399,369.28 = 974,728.28/x - Step 3: Cross multiply
1,738,674.56x = 2,399,369.28 × 974,728.28 - Step 4: Simplify right side
1,738,674.56x = 2,338,733,091,379.24 - Step 5: Solve for x
x = 2,338,733,091,379.24/1,738,674.56 - Step 6: Final answer
x = 1,345,124.12
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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.