Finding the Fourth Proportional to 2,051,049.53, 2,830,581.68 and 1,133,278.79
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Solution
The fourth proportional to 2,051,049.53, 2,830,581.68 and 1,133,278.79 is: 1,563,998.39
Step by Step Solution
- Step 1: Write the proportion equation
2,051,049.53 : 2,830,581.68 = 1,133,278.79 : x - Step 2: Convert to fraction form
2,051,049.53/2,830,581.68 = 1,133,278.79/x - Step 3: Cross multiply
2,051,049.53x = 2,830,581.68 × 1,133,278.79 - Step 4: Simplify right side
2,051,049.53x = 3,207,838,161,487.26 - Step 5: Solve for x
x = 3,207,838,161,487.26/2,051,049.53 - Step 6: Final answer
x = 1,563,998.39
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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.