Finding the Fourth Proportional to 3,339,472.41, 4,608,480.79 and 1,811,579.53
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Solution
The fourth proportional to 3,339,472.41, 4,608,480.79 and 1,811,579.53 is: 2,499,984.56
Step by Step Solution
- Step 1: Write the proportion equation
3,339,472.41 : 4,608,480.79 = 1,811,579.53 : x - Step 2: Convert to fraction form
3,339,472.41/4,608,480.79 = 1,811,579.53/x - Step 3: Cross multiply
3,339,472.41x = 4,608,480.79 × 1,811,579.53 - Step 4: Simplify right side
3,339,472.41x = 8,348,629,463,562.23 - Step 5: Solve for x
x = 8,348,629,463,562.23/3,339,472.41 - Step 6: Final answer
x = 2,499,984.56
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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.