Finding the Fourth Proportional to 2,951,739.20, 4,427,608.80 and 957,195.20
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Solution
The fourth proportional to 2,951,739.20, 4,427,608.80 and 957,195.20 is: 1,435,792.80
Step by Step Solution
- Step 1: Write the proportion equation
2,951,739.20 : 4,427,608.80 = 957,195.20 : x - Step 2: Convert to fraction form
2,951,739.20/4,427,608.80 = 957,195.20/x - Step 3: Cross multiply
2,951,739.20x = 4,427,608.80 × 957,195.20 - Step 4: Simplify right side
2,951,739.20x = 4,238,085,890,837.76 - Step 5: Solve for x
x = 4,238,085,890,837.76/2,951,739.20 - Step 6: Final answer
x = 1,435,792.80
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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.