Finding the Fourth Proportional to 2,132,331.10, 3,193,247.85 and 1,418,494.30
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Solution
The fourth proportional to 2,132,331.10, 3,193,247.85 and 1,418,494.30 is: 2,124,249.78
Step by Step Solution
- Step 1: Write the proportion equation
2,132,331.10 : 3,193,247.85 = 1,418,494.30 : x - Step 2: Convert to fraction form
2,132,331.10/3,193,247.85 = 1,418,494.30/x - Step 3: Cross multiply
2,132,331.10x = 3,193,247.85 × 1,418,494.30 - Step 4: Simplify right side
2,132,331.10x = 4,529,603,873,712.26 - Step 5: Solve for x
x = 4,529,603,873,712.26/2,132,331.10 - Step 6: Final answer
x = 2,124,249.78
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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.