Finding the Fourth Proportional to 2,325,176.25, 3,209,043.92 and 1,306,581.09
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Solution
The fourth proportional to 2,325,176.25, 3,209,043.92 and 1,306,581.09 is: 1,803,250.87
Step by Step Solution
- Step 1: Write the proportion equation
2,325,176.25 : 3,209,043.92 = 1,306,581.09 : x - Step 2: Convert to fraction form
2,325,176.25/3,209,043.92 = 1,306,581.09/x - Step 3: Cross multiply
2,325,176.25x = 3,209,043.92 × 1,306,581.09 - Step 4: Simplify right side
2,325,176.25x = 4,192,876,096,318.57 - Step 5: Solve for x
x = 4,192,876,096,318.57/2,325,176.25 - Step 6: Final answer
x = 1,803,250.87
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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.