Finding the Fourth Proportional to 2,863,278.63, 3,951,350.20 and 1,556,533.15
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Solution
The fourth proportional to 2,863,278.63, 3,951,350.20 and 1,556,533.15 is: 2,148,029.71
Step by Step Solution
- Step 1: Write the proportion equation
2,863,278.63 : 3,951,350.20 = 1,556,533.15 : x - Step 2: Convert to fraction form
2,863,278.63/3,951,350.20 = 1,556,533.15/x - Step 3: Cross multiply
2,863,278.63x = 3,951,350.20 × 1,556,533.15 - Step 4: Simplify right side
2,863,278.63x = 6,150,407,573,559.13 - Step 5: Solve for x
x = 6,150,407,573,559.13/2,863,278.63 - Step 6: Final answer
x = 2,148,029.71
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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.