Finding the Fourth Proportional to 4,189,595.07, 5,782,134.20 and 2,354,057.31
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Solution
The fourth proportional to 4,189,595.07, 5,782,134.20 and 2,354,057.31 is: 3,248,876.09
Step by Step Solution
- Step 1: Write the proportion equation
4,189,595.07 : 5,782,134.20 = 2,354,057.31 : x - Step 2: Convert to fraction form
4,189,595.07/5,782,134.20 = 2,354,057.31/x - Step 3: Cross multiply
4,189,595.07x = 5,782,134.20 × 2,354,057.31 - Step 4: Simplify right side
4,189,595.07x = 13,611,475,269,140.72 - Step 5: Solve for x
x = 13,611,475,269,140.72/4,189,595.07 - Step 6: Final answer
x = 3,248,876.09
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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.