Finding the Fourth Proportional to 3,425,285, 4,726,893.30 and 1,897,491.08
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Solution
The fourth proportional to 3,425,285, 4,726,893.30 and 1,897,491.08 is: 2,618,537.69
Step by Step Solution
- Step 1: Write the proportion equation
3,425,285 : 4,726,893.30 = 1,897,491.08 : x - Step 2: Convert to fraction form
3,425,285/4,726,893.30 = 1,897,491.08/x - Step 3: Cross multiply
3,425,285x = 4,726,893.30 × 1,897,491.08 - Step 4: Simplify right side
3,425,285x = 8,969,237,872,861.76 - Step 5: Solve for x
x = 8,969,237,872,861.76/3,425,285 - Step 6: Final answer
x = 2,618,537.69
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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.