Finding the Fourth Proportional to 2,431,472.00, 3,355,340.63 and 1,399,139.19
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Solution
The fourth proportional to 2,431,472.00, 3,355,340.63 and 1,399,139.19 is: 1,930,759.87
Step by Step Solution
- Step 1: Write the proportion equation
2,431,472.00 : 3,355,340.63 = 1,399,139.19 : x - Step 2: Convert to fraction form
2,431,472.00/3,355,340.63 = 1,399,139.19/x - Step 3: Cross multiply
2,431,472.00x = 3,355,340.63 × 1,399,139.19 - Step 4: Simplify right side
2,431,472.00x = 4,694,588,564,236.59 - Step 5: Solve for x
x = 4,694,588,564,236.59/2,431,472.00 - Step 6: Final answer
x = 1,930,759.87
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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.