Finding the Fourth Proportional to 2,453,864.88, 3,682,478.73 and 856,427.99
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Solution
The fourth proportional to 2,453,864.88, 3,682,478.73 and 856,427.99 is: 1,285,228.81
Step by Step Solution
- Step 1: Write the proportion equation
2,453,864.88 : 3,682,478.73 = 856,427.99 : x - Step 2: Convert to fraction form
2,453,864.88/3,682,478.73 = 856,427.99/x - Step 3: Cross multiply
2,453,864.88x = 3,682,478.73 × 856,427.99 - Step 4: Simplify right side
2,453,864.88x = 3,153,777,834,524.75 - Step 5: Solve for x
x = 3,153,777,834,524.75/2,453,864.88 - Step 6: Final answer
x = 1,285,228.81
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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.