Finding the Fourth Proportional to 2,863,668.08, 3,951,877.57 and 1,686,318.32
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Solution
The fourth proportional to 2,863,668.08, 3,951,877.57 and 1,686,318.32 is: 2,327,128.48
Step by Step Solution
- Step 1: Write the proportion equation
2,863,668.08 : 3,951,877.57 = 1,686,318.32 : x - Step 2: Convert to fraction form
2,863,668.08/3,951,877.57 = 1,686,318.32/x - Step 3: Cross multiply
2,863,668.08x = 3,951,877.57 × 1,686,318.32 - Step 4: Simplify right side
2,863,668.08x = 6,664,123,544,688.08 - Step 5: Solve for x
x = 6,664,123,544,688.08/2,863,668.08 - Step 6: Final answer
x = 2,327,128.48
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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.