Finding the Fourth Proportional to 2,286,322.63, 3,155,194.81 and 1,253,873.42
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Solution
The fourth proportional to 2,286,322.63, 3,155,194.81 and 1,253,873.42 is: 1,730,383.48
Step by Step Solution
- Step 1: Write the proportion equation
2,286,322.63 : 3,155,194.81 = 1,253,873.42 : x - Step 2: Convert to fraction form
2,286,322.63/3,155,194.81 = 1,253,873.42/x - Step 3: Cross multiply
2,286,322.63x = 3,155,194.81 × 1,253,873.42 - Step 4: Simplify right side
2,286,322.63x = 3,956,214,894,539.66 - Step 5: Solve for x
x = 3,956,214,894,539.66/2,286,322.63 - Step 6: Final answer
x = 1,730,383.48
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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.