Finding the Fourth Proportional to 1,595,318.69, 2,201,546.69 and 870,181.99
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Solution
The fourth proportional to 1,595,318.69, 2,201,546.69 and 870,181.99 is: 1,200,854.90
Step by Step Solution
- Step 1: Write the proportion equation
1,595,318.69 : 2,201,546.69 = 870,181.99 : x - Step 2: Convert to fraction form
1,595,318.69/2,201,546.69 = 870,181.99/x - Step 3: Cross multiply
1,595,318.69x = 2,201,546.69 × 870,181.99 - Step 4: Simplify right side
1,595,318.69x = 1,915,746,273,190.52 - Step 5: Solve for x
x = 1,915,746,273,190.52/1,595,318.69 - Step 6: Final answer
x = 1,200,854.90
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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.