Finding the Fourth Proportional to 2,951,994.28, 4,073,626.20 and 1,645,176.79
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Solution
The fourth proportional to 2,951,994.28, 4,073,626.20 and 1,645,176.79 is: 2,270,273.80
Step by Step Solution
- Step 1: Write the proportion equation
2,951,994.28 : 4,073,626.20 = 1,645,176.79 : x - Step 2: Convert to fraction form
2,951,994.28/4,073,626.20 = 1,645,176.79/x - Step 3: Cross multiply
2,951,994.28x = 4,073,626.20 × 1,645,176.79 - Step 4: Simplify right side
2,951,994.28x = 6,701,835,275,375.90 - Step 5: Solve for x
x = 6,701,835,275,375.90/2,951,994.28 - Step 6: Final answer
x = 2,270,273.80
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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.