Finding the Fourth Proportional to 3,624,414.91, 5,001,558.05 and 1,992,725.19
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Solution
The fourth proportional to 3,624,414.91, 5,001,558.05 and 1,992,725.19 is: 2,749,886.80
Step by Step Solution
- Step 1: Write the proportion equation
3,624,414.91 : 5,001,558.05 = 1,992,725.19 : x - Step 2: Convert to fraction form
3,624,414.91/5,001,558.05 = 1,992,725.19/x - Step 3: Cross multiply
3,624,414.91x = 5,001,558.05 × 1,992,725.19 - Step 4: Simplify right side
3,624,414.91x = 9,966,730,720,464.09 - Step 5: Solve for x
x = 9,966,730,720,464.09/3,624,414.91 - Step 6: Final answer
x = 2,749,886.80
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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.