Finding the Fourth Proportional to 2,877,174.18, 4,315,760.04 and 855,409.32
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Solution
The fourth proportional to 2,877,174.18, 4,315,760.04 and 855,409.32 is: 1,283,113.61
Step by Step Solution
- Step 1: Write the proportion equation
2,877,174.18 : 4,315,760.04 = 855,409.32 : x - Step 2: Convert to fraction form
2,877,174.18/4,315,760.04 = 855,409.32/x - Step 3: Cross multiply
2,877,174.18x = 4,315,760.04 × 855,409.32 - Step 4: Simplify right side
2,877,174.18x = 3,691,741,361,099.57 - Step 5: Solve for x
x = 3,691,741,361,099.57/2,877,174.18 - Step 6: Final answer
x = 1,283,113.61
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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.