Finding the Fourth Proportional to 2,149,901.54, 3,225,318.83 and 653,954.66
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Solution
The fourth proportional to 2,149,901.54, 3,225,318.83 and 653,954.66 is: 981,073.90
Step by Step Solution
- Step 1: Write the proportion equation
2,149,901.54 : 3,225,318.83 = 653,954.66 : x - Step 2: Convert to fraction form
2,149,901.54/3,225,318.83 = 653,954.66/x - Step 3: Cross multiply
2,149,901.54x = 3,225,318.83 × 653,954.66 - Step 4: Simplify right side
2,149,901.54x = 2,109,212,278,864.25 - Step 5: Solve for x
x = 2,109,212,278,864.25/2,149,901.54 - Step 6: Final answer
x = 981,073.90
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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.