Finding the Fourth Proportional to 2,837,278.92, 3,915,424.74 and 1,613,584.84
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Solution
The fourth proportional to 2,837,278.92, 3,915,424.74 and 1,613,584.84 is: 2,226,735.61
Step by Step Solution
- Step 1: Write the proportion equation
2,837,278.92 : 3,915,424.74 = 1,613,584.84 : x - Step 2: Convert to fraction form
2,837,278.92/3,915,424.74 = 1,613,584.84/x - Step 3: Cross multiply
2,837,278.92x = 3,915,424.74 × 1,613,584.84 - Step 4: Simplify right side
2,837,278.92x = 6,317,870,002,624.94 - Step 5: Solve for x
x = 6,317,870,002,624.94/2,837,278.92 - Step 6: Final answer
x = 2,226,735.61
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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.