Finding the Fourth Proportional to 5,686,453.37, 7,847,294.28 and 3,239,063.48
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Solution
The fourth proportional to 5,686,453.37, 7,847,294.28 and 3,239,063.48 is: 4,469,901.12
Step by Step Solution
- Step 1: Write the proportion equation
5,686,453.37 : 7,847,294.28 = 3,239,063.48 : x - Step 2: Convert to fraction form
5,686,453.37/7,847,294.28 = 3,239,063.48/x - Step 3: Cross multiply
5,686,453.37x = 7,847,294.28 × 3,239,063.48 - Step 4: Simplify right side
5,686,453.37x = 25,417,884,279,924.43 - Step 5: Solve for x
x = 25,417,884,279,924.43/5,686,453.37 - Step 6: Final answer
x = 4,469,901.12
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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.