Finding the Fourth Proportional to 2,497,390.81, 3,446,399.20 and 1,351,471.19
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Solution
The fourth proportional to 2,497,390.81, 3,446,399.20 and 1,351,471.19 is: 1,865,030.18
Step by Step Solution
- Step 1: Write the proportion equation
2,497,390.81 : 3,446,399.20 = 1,351,471.19 : x - Step 2: Convert to fraction form
2,497,390.81/3,446,399.20 = 1,351,471.19/x - Step 3: Cross multiply
2,497,390.81x = 3,446,399.20 × 1,351,471.19 - Step 4: Simplify right side
2,497,390.81x = 4,657,709,228,039.05 - Step 5: Solve for x
x = 4,657,709,228,039.05/2,497,390.81 - Step 6: Final answer
x = 1,865,030.18
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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.