Finding the Fourth Proportional to 5,236,107.36, 7,225,684.56 and 2,944,209.12
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Solution
The fourth proportional to 5,236,107.36, 7,225,684.56 and 2,944,209.12 is: 4,062,927.84
Step by Step Solution
- Step 1: Write the proportion equation
5,236,107.36 : 7,225,684.56 = 2,944,209.12 : x - Step 2: Convert to fraction form
5,236,107.36/7,225,684.56 = 2,944,209.12/x - Step 3: Cross multiply
5,236,107.36x = 7,225,684.56 × 2,944,209.12 - Step 4: Simplify right side
5,236,107.36x = 21,273,926,379,795.19 - Step 5: Solve for x
x = 21,273,926,379,795.19/5,236,107.36 - Step 6: Final answer
x = 4,062,927.84
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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.