Finding the Fourth Proportional to 4,268,274.48, 5,890,407.48 and 2,458,021.68
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Solution
The fourth proportional to 4,268,274.48, 5,890,407.48 and 2,458,021.68 is: 3,392,178.59
Step by Step Solution
- Step 1: Write the proportion equation
4,268,274.48 : 5,890,407.48 = 2,458,021.68 : x - Step 2: Convert to fraction form
4,268,274.48/5,890,407.48 = 2,458,021.68/x - Step 3: Cross multiply
4,268,274.48x = 5,890,407.48 × 2,458,021.68 - Step 4: Simplify right side
4,268,274.48x = 14,478,749,289,874.17 - Step 5: Solve for x
x = 14,478,749,289,874.17/4,268,274.48 - Step 6: Final answer
x = 3,392,178.59
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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.