Finding the Fourth Proportional to 4,847,300.64, 6,689,660.40 and 2,672,232.48
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Solution
The fourth proportional to 4,847,300.64, 6,689,660.40 and 2,672,232.48 is: 3,687,893.35
Step by Step Solution
- Step 1: Write the proportion equation
4,847,300.64 : 6,689,660.40 = 2,672,232.48 : x - Step 2: Convert to fraction form
4,847,300.64/6,689,660.40 = 2,672,232.48/x - Step 3: Cross multiply
4,847,300.64x = 6,689,660.40 × 2,672,232.48 - Step 4: Simplify right side
4,847,300.64x = 17,876,327,801,049.79 - Step 5: Solve for x
x = 17,876,327,801,049.79/4,847,300.64 - Step 6: Final answer
x = 3,687,893.35
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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.