Finding the Fourth Proportional to 3,445,273.61, 5,167,516.75 and 921,125.69
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Solution
The fourth proportional to 3,445,273.61, 5,167,516.75 and 921,125.69 is: 1,381,583.28
Step by Step Solution
- Step 1: Write the proportion equation
3,445,273.61 : 5,167,516.75 = 921,125.69 : x - Step 2: Convert to fraction form
3,445,273.61/5,167,516.75 = 921,125.69/x - Step 3: Cross multiply
3,445,273.61x = 5,167,516.75 × 921,125.69 - Step 4: Simplify right side
3,445,273.61x = 4,759,932,425,758.76 - Step 5: Solve for x
x = 4,759,932,425,758.76/3,445,273.61 - Step 6: Final answer
x = 1,381,583.28
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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.