Finding the Fourth Proportional to 2,847,614.60, 4,265,201.10 and 2,211,537.80
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Solution
The fourth proportional to 2,847,614.60, 4,265,201.10 and 2,211,537.80 is: 3,312,475.45
Step by Step Solution
- Step 1: Write the proportion equation
2,847,614.60 : 4,265,201.10 = 2,211,537.80 : x - Step 2: Convert to fraction form
2,847,614.60/4,265,201.10 = 2,211,537.80/x - Step 3: Cross multiply
2,847,614.60x = 4,265,201.10 × 2,211,537.80 - Step 4: Simplify right side
2,847,614.60x = 9,432,653,457,251.58 - Step 5: Solve for x
x = 9,432,653,457,251.58/2,847,614.60 - Step 6: Final answer
x = 3,312,475.45
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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.