Finding the Fourth Proportional to 2,151,218.28, 2,968,568.42 and 1,184,159.68
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Solution
The fourth proportional to 2,151,218.28, 2,968,568.42 and 1,184,159.68 is: 1,634,078.26
Step by Step Solution
- Step 1: Write the proportion equation
2,151,218.28 : 2,968,568.42 = 1,184,159.68 : x - Step 2: Convert to fraction form
2,151,218.28/2,968,568.42 = 1,184,159.68/x - Step 3: Cross multiply
2,151,218.28x = 2,968,568.42 × 1,184,159.68 - Step 4: Simplify right side
2,151,218.28x = 3,515,259,030,285.31 - Step 5: Solve for x
x = 3,515,259,030,285.31/2,151,218.28 - Step 6: Final answer
x = 1,634,078.26
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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.