Finding the Fourth Proportional to 5,268,538.44, 7,901,889.12 and 1,481,121
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Solution
The fourth proportional to 5,268,538.44, 7,901,889.12 and 1,481,121 is: 2,221,423.27
Step by Step Solution
- Step 1: Write the proportion equation
5,268,538.44 : 7,901,889.12 = 1,481,121 : x - Step 2: Convert to fraction form
5,268,538.44/7,901,889.12 = 1,481,121/x - Step 3: Cross multiply
5,268,538.44x = 7,901,889.12 × 1,481,121 - Step 4: Simplify right side
5,268,538.44x = 11,703,653,915,303.52 - Step 5: Solve for x
x = 11,703,653,915,303.52/5,268,538.44 - Step 6: Final answer
x = 2,221,423.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.