Finding the Fourth Proportional to 2,922,683.80, 4,372,215.90 and 2,527,711.60
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Solution
The fourth proportional to 2,922,683.80, 4,372,215.90 and 2,527,711.60 is: 3,781,353.58
Step by Step Solution
- Step 1: Write the proportion equation
2,922,683.80 : 4,372,215.90 = 2,527,711.60 : x - Step 2: Convert to fraction form
2,922,683.80/4,372,215.90 = 2,527,711.60/x - Step 3: Cross multiply
2,922,683.80x = 4,372,215.90 × 2,527,711.60 - Step 4: Simplify right side
2,922,683.80x = 11,051,700,848,134.44 - Step 5: Solve for x
x = 11,051,700,848,134.44/2,922,683.80 - Step 6: Final answer
x = 3,781,353.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.