Finding the Fourth Proportional to 2,239,114.68, 3,358,786.83 and 641,691.60
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Solution
The fourth proportional to 2,239,114.68, 3,358,786.83 and 641,691.60 is: 962,570.30
Step by Step Solution
- Step 1: Write the proportion equation
2,239,114.68 : 3,358,786.83 = 641,691.60 : x - Step 2: Convert to fraction form
2,239,114.68/3,358,786.83 = 641,691.60/x - Step 3: Cross multiply
2,239,114.68x = 3,358,786.83 × 641,691.60 - Step 4: Simplify right side
2,239,114.68x = 2,155,305,295,001.63 - Step 5: Solve for x
x = 2,155,305,295,001.63/2,239,114.68 - Step 6: Final answer
x = 962,570.30
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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.