Finding the Fourth Proportional to 2,331,371.41, 3,217,217.10 and 1,338,102.70
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Solution
The fourth proportional to 2,331,371.41, 3,217,217.10 and 1,338,102.70 is: 1,846,538.42
Step by Step Solution
- Step 1: Write the proportion equation
2,331,371.41 : 3,217,217.10 = 1,338,102.70 : x - Step 2: Convert to fraction form
2,331,371.41/3,217,217.10 = 1,338,102.70/x - Step 3: Cross multiply
2,331,371.41x = 3,217,217.10 × 1,338,102.70 - Step 4: Simplify right side
2,331,371.41x = 4,304,966,896,039.21 - Step 5: Solve for x
x = 4,304,966,896,039.21/2,331,371.41 - Step 6: Final answer
x = 1,846,538.42
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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.