Finding the Fourth Proportional to 2,448,315.20, 3,672,472.80 and 651,195.20
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Solution
The fourth proportional to 2,448,315.20, 3,672,472.80 and 651,195.20 is: 976,792.80
Step by Step Solution
- Step 1: Write the proportion equation
2,448,315.20 : 3,672,472.80 = 651,195.20 : x - Step 2: Convert to fraction form
2,448,315.20/3,672,472.80 = 651,195.20/x - Step 3: Cross multiply
2,448,315.20x = 3,672,472.80 × 651,195.20 - Step 4: Simplify right side
2,448,315.20x = 2,391,496,659,490.56 - Step 5: Solve for x
x = 2,391,496,659,490.56/2,448,315.20 - Step 6: Final answer
x = 976,792.80
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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.