Finding the Fourth Proportional to 2,124,286.97, 3,186,427.44 and 986,426.96
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Solution
The fourth proportional to 2,124,286.97, 3,186,427.44 and 986,426.96 is: 1,479,639.04
Step by Step Solution
- Step 1: Write the proportion equation
2,124,286.97 : 3,186,427.44 = 986,426.96 : x - Step 2: Convert to fraction form
2,124,286.97/3,186,427.44 = 986,426.96/x - Step 3: Cross multiply
2,124,286.97x = 3,186,427.44 × 986,426.96 - Step 4: Simplify right side
2,124,286.97x = 3,143,177,932,899.78 - Step 5: Solve for x
x = 3,143,177,932,899.78/2,124,286.97 - Step 6: Final answer
x = 1,479,639.04
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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.