Finding the Fourth Proportional to 5,037,213.14, 7,555,901.73 and 1,442,966.12
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Solution
The fourth proportional to 5,037,213.14, 7,555,901.73 and 1,442,966.12 is: 2,164,472.68
Step by Step Solution
- Step 1: Write the proportion equation
5,037,213.14 : 7,555,901.73 = 1,442,966.12 : x - Step 2: Convert to fraction form
5,037,213.14/7,555,901.73 = 1,442,966.12/x - Step 3: Cross multiply
5,037,213.14x = 7,555,901.73 × 1,442,966.12 - Step 4: Simplify right side
5,037,213.14x = 10,902,910,238,202.02 - Step 5: Solve for x
x = 10,902,910,238,202.02/5,037,213.14 - Step 6: Final answer
x = 2,164,472.68
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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.