Finding the Fourth Proportional to 3,670,534.75, 5,065,480.11 and 2,039,065.96
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Solution
The fourth proportional to 3,670,534.75, 5,065,480.11 and 2,039,065.96 is: 2,813,990.00
Step by Step Solution
- Step 1: Write the proportion equation
3,670,534.75 : 5,065,480.11 = 2,039,065.96 : x - Step 2: Convert to fraction form
3,670,534.75/5,065,480.11 = 2,039,065.96/x - Step 3: Cross multiply
3,670,534.75x = 5,065,480.11 × 2,039,065.96 - Step 4: Simplify right side
3,670,534.75x = 10,328,848,063,358.06 - Step 5: Solve for x
x = 10,328,848,063,358.06/3,670,534.75 - Step 6: Final answer
x = 2,813,990.00
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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.