Finding the Fourth Proportional to 2,673,814.16, 3,690,335.27 and 1,586,685.17
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Solution
The fourth proportional to 2,673,814.16, 3,690,335.27 and 1,586,685.17 is: 2,189,905.47
Step by Step Solution
- Step 1: Write the proportion equation
2,673,814.16 : 3,690,335.27 = 1,586,685.17 : x - Step 2: Convert to fraction form
2,673,814.16/3,690,335.27 = 1,586,685.17/x - Step 3: Cross multiply
2,673,814.16x = 3,690,335.27 × 1,586,685.17 - Step 4: Simplify right side
2,673,814.16x = 5,855,400,245,236.95 - Step 5: Solve for x
x = 5,855,400,245,236.95/2,673,814.16 - Step 6: Final answer
x = 2,189,905.47
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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.