Finding the Fourth Proportional to 1,183,988.10, 1,774,524.15 and 804,908.10
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Solution
The fourth proportional to 1,183,988.10, 1,774,524.15 and 804,908.10 is: 1,206,370.96
Step by Step Solution
- Step 1: Write the proportion equation
1,183,988.10 : 1,774,524.15 = 804,908.10 : x - Step 2: Convert to fraction form
1,183,988.10/1,774,524.15 = 804,908.10/x - Step 3: Cross multiply
1,183,988.10x = 1,774,524.15 × 804,908.10 - Step 4: Simplify right side
1,183,988.10x = 1,428,328,861,980.62 - Step 5: Solve for x
x = 1,428,328,861,980.62/1,183,988.10 - Step 6: Final answer
x = 1,206,370.96
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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.