Finding the Fourth Proportional to 1,037,579.97, 1,556,623.18 and 397,872.28
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Solution
The fourth proportional to 1,037,579.97, 1,556,623.18 and 397,872.28 is: 596,905.52
Step by Step Solution
- Step 1: Write the proportion equation
1,037,579.97 : 1,556,623.18 = 397,872.28 : x - Step 2: Convert to fraction form
1,037,579.97/1,556,623.18 = 397,872.28/x - Step 3: Cross multiply
1,037,579.97x = 1,556,623.18 × 397,872.28 - Step 4: Simplify right side
1,037,579.97x = 619,337,205,944.34 - Step 5: Solve for x
x = 619,337,205,944.34/1,037,579.97 - Step 6: Final answer
x = 596,905.52
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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.