Finding the Fourth Proportional to 4,121,047.58, 5,687,394.93 and 2,286,097.02
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Solution
The fourth proportional to 4,121,047.58, 5,687,394.93 and 2,286,097.02 is: 3,155,007.64
Step by Step Solution
- Step 1: Write the proportion equation
4,121,047.58 : 5,687,394.93 = 2,286,097.02 : x - Step 2: Convert to fraction form
4,121,047.58/5,687,394.93 = 2,286,097.02/x - Step 3: Cross multiply
4,121,047.58x = 5,687,394.93 × 2,286,097.02 - Step 4: Simplify right side
4,121,047.58x = 13,001,936,601,036.11 - Step 5: Solve for x
x = 13,001,936,601,036.11/4,121,047.58 - Step 6: Final answer
x = 3,155,007.64
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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.