Finding the Fourth Proportional to 1,595,321.70, 2,201,550.84 and 870,184.98
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Solution
The fourth proportional to 1,595,321.70, 2,201,550.84 and 870,184.98 is: 1,200,859.03
Step by Step Solution
- Step 1: Write the proportion equation
1,595,321.70 : 2,201,550.84 = 870,184.98 : x - Step 2: Convert to fraction form
1,595,321.70/2,201,550.84 = 870,184.98/x - Step 3: Cross multiply
1,595,321.70x = 2,201,550.84 × 870,184.98 - Step 4: Simplify right side
1,595,321.70x = 1,915,756,473,674.38 - Step 5: Solve for x
x = 1,915,756,473,674.38/1,595,321.70 - Step 6: Final answer
x = 1,200,859.03
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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.