Finding the Fourth Proportional to 4,696,969.58, 6,481,818.96 and 2,861,427.80
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Solution
The fourth proportional to 4,696,969.58, 6,481,818.96 and 2,861,427.80 is: 3,948,770.94
Step by Step Solution
- Step 1: Write the proportion equation
4,696,969.58 : 6,481,818.96 = 2,861,427.80 : x - Step 2: Convert to fraction form
4,696,969.58/6,481,818.96 = 2,861,427.80/x - Step 3: Cross multiply
4,696,969.58x = 6,481,818.96 × 2,861,427.80 - Step 4: Simplify right side
4,696,969.58x = 18,547,256,966,711.09 - Step 5: Solve for x
x = 18,547,256,966,711.09/4,696,969.58 - Step 6: Final answer
x = 3,948,770.94
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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.