Finding the Fourth Proportional to 1,595,323.70, 2,201,553.60 and 870,186.98
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Solution
The fourth proportional to 1,595,323.70, 2,201,553.60 and 870,186.98 is: 1,200,861.79
Step by Step Solution
- Step 1: Write the proportion equation
1,595,323.70 : 2,201,553.60 = 870,186.98 : x - Step 2: Convert to fraction form
1,595,323.70/2,201,553.60 = 870,186.98/x - Step 3: Cross multiply
1,595,323.70x = 2,201,553.60 × 870,186.98 - Step 4: Simplify right side
1,595,323.70x = 1,915,763,278,492.13 - Step 5: Solve for x
x = 1,915,763,278,492.13/1,595,323.70 - Step 6: Final answer
x = 1,200,861.79
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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.