Finding the Fourth Proportional to 3,195,318.46, 4,409,574.51 and 1,745,056.66
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Solution
The fourth proportional to 3,195,318.46, 4,409,574.51 and 1,745,056.66 is: 2,408,197.32
Step by Step Solution
- Step 1: Write the proportion equation
3,195,318.46 : 4,409,574.51 = 1,745,056.66 : x - Step 2: Convert to fraction form
3,195,318.46/4,409,574.51 = 1,745,056.66/x - Step 3: Cross multiply
3,195,318.46x = 4,409,574.51 × 1,745,056.66 - Step 4: Simplify right side
3,195,318.46x = 7,694,957,366,441.74 - Step 5: Solve for x
x = 7,694,957,366,441.74/3,195,318.46 - Step 6: Final answer
x = 2,408,197.32
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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.