Finding the Fourth Proportional to 3,396,453.76, 5,094,732.48 and 872,053.12
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Solution
The fourth proportional to 3,396,453.76, 5,094,732.48 and 872,053.12 is: 1,308,092.99
Step by Step Solution
- Step 1: Write the proportion equation
3,396,453.76 : 5,094,732.48 = 872,053.12 : x - Step 2: Convert to fraction form
3,396,453.76/5,094,732.48 = 872,053.12/x - Step 3: Cross multiply
3,396,453.76x = 5,094,732.48 × 872,053.12 - Step 4: Simplify right side
3,396,453.76x = 4,442,877,354,749.34 - Step 5: Solve for x
x = 4,442,877,354,749.34/3,396,453.76 - Step 6: Final answer
x = 1,308,092.99
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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.