Finding the Fourth Proportional to 4,038,343.80, 6,049,350.90 and 2,517,358.20
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Solution
The fourth proportional to 4,038,343.80, 6,049,350.90 and 2,517,358.20 is: 3,770,947.66
Step by Step Solution
- Step 1: Write the proportion equation
4,038,343.80 : 6,049,350.90 = 2,517,358.20 : x - Step 2: Convert to fraction form
4,038,343.80/6,049,350.90 = 2,517,358.20/x - Step 3: Cross multiply
4,038,343.80x = 6,049,350.90 × 2,517,358.20 - Step 4: Simplify right side
4,038,343.80x = 15,228,383,092,792.38 - Step 5: Solve for x
x = 15,228,383,092,792.38/4,038,343.80 - Step 6: Final answer
x = 3,770,947.66
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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.