Finding the Fourth Proportional to 2,701,212.70, 3,724,025.70 and 1,732,661.68
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Solution
The fourth proportional to 2,701,212.70, 3,724,025.70 and 1,732,661.68 is: 2,388,733.26
Step by Step Solution
- Step 1: Write the proportion equation
2,701,212.70 : 3,724,025.70 = 1,732,661.68 : x - Step 2: Convert to fraction form
2,701,212.70/3,724,025.70 = 1,732,661.68/x - Step 3: Cross multiply
2,701,212.70x = 3,724,025.70 × 1,732,661.68 - Step 4: Simplify right side
2,701,212.70x = 6,452,476,625,725.18 - Step 5: Solve for x
x = 6,452,476,625,725.18/2,701,212.70 - Step 6: Final answer
x = 2,388,733.26
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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.