Finding the Fourth Proportional to 3,193,752.57, 4,396,191.71 and 2,785,133.49
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Solution
The fourth proportional to 3,193,752.57, 4,396,191.71 and 2,785,133.49 is: 3,833,728.66
Step by Step Solution
- Step 1: Write the proportion equation
3,193,752.57 : 4,396,191.71 = 2,785,133.49 : x - Step 2: Convert to fraction form
3,193,752.57/4,396,191.71 = 2,785,133.49/x - Step 3: Cross multiply
3,193,752.57x = 4,396,191.71 × 2,785,133.49 - Step 4: Simplify right side
3,193,752.57x = 12,243,980,746,055.70 - Step 5: Solve for x
x = 12,243,980,746,055.70/3,193,752.57 - Step 6: Final answer
x = 3,833,728.66
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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.