Finding the Fourth Proportional to 4,259,212.88, 5,877,020.36 and 2,516,639.50
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Solution
The fourth proportional to 4,259,212.88, 5,877,020.36 and 2,516,639.50 is: 3,472,552.79
Step by Step Solution
- Step 1: Write the proportion equation
4,259,212.88 : 5,877,020.36 = 2,516,639.50 : x - Step 2: Convert to fraction form
4,259,212.88/5,877,020.36 = 2,516,639.50/x - Step 3: Cross multiply
4,259,212.88x = 5,877,020.36 × 2,516,639.50 - Step 4: Simplify right side
4,259,212.88x = 14,790,341,580,280.22 - Step 5: Solve for x
x = 14,790,341,580,280.22/4,259,212.88 - Step 6: Final answer
x = 3,472,552.79
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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.