Finding the Fourth Proportional to 1,549,819.24, 2,324,725.62 and 427,885
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Solution
The fourth proportional to 1,549,819.24, 2,324,725.62 and 427,885 is: 641,826.61
Step by Step Solution
- Step 1: Write the proportion equation
1,549,819.24 : 2,324,725.62 = 427,885 : x - Step 2: Convert to fraction form
1,549,819.24/2,324,725.62 = 427,885/x - Step 3: Cross multiply
1,549,819.24x = 2,324,725.62 × 427,885 - Step 4: Simplify right side
1,549,819.24x = 994,715,221,913.70 - Step 5: Solve for x
x = 994,715,221,913.70/1,549,819.24 - Step 6: Final answer
x = 641,826.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.