Finding the Fourth Proportional to 2,974,282.96, 4,104,535.08 and 1,616,155.96
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Solution
The fourth proportional to 2,974,282.96, 4,104,535.08 and 1,616,155.96 is: 2,230,308.59
Step by Step Solution
- Step 1: Write the proportion equation
2,974,282.96 : 4,104,535.08 = 1,616,155.96 : x - Step 2: Convert to fraction form
2,974,282.96/4,104,535.08 = 1,616,155.96/x - Step 3: Cross multiply
2,974,282.96x = 4,104,535.08 × 1,616,155.96 - Step 4: Simplify right side
2,974,282.96x = 6,633,568,832,571.08 - Step 5: Solve for x
x = 6,633,568,832,571.08/2,974,282.96 - Step 6: Final answer
x = 2,230,308.59
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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.