Finding the Fourth Proportional to 2,953,841.07, 4,430,367.87 and 823,746.81
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Solution
The fourth proportional to 2,953,841.07, 4,430,367.87 and 823,746.81 is: 1,235,510.41
Step by Step Solution
- Step 1: Write the proportion equation
2,953,841.07 : 4,430,367.87 = 823,746.81 : x - Step 2: Convert to fraction form
2,953,841.07/4,430,367.87 = 823,746.81/x - Step 3: Cross multiply
2,953,841.07x = 4,430,367.87 × 823,746.81 - Step 4: Simplify right side
2,953,841.07x = 3,649,501,383,425.12 - Step 5: Solve for x
x = 3,649,501,383,425.12/2,953,841.07 - Step 6: Final answer
x = 1,235,510.41
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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.