Finding the Fourth Proportional to 2,044,902.99, 2,821,837.74 and 1,127,081.64
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Solution
The fourth proportional to 2,044,902.99, 2,821,837.74 and 1,127,081.64 is: 1,555,301.90
Step by Step Solution
- Step 1: Write the proportion equation
2,044,902.99 : 2,821,837.74 = 1,127,081.64 : x - Step 2: Convert to fraction form
2,044,902.99/2,821,837.74 = 1,127,081.64/x - Step 3: Cross multiply
2,044,902.99x = 2,821,837.74 × 1,127,081.64 - Step 4: Simplify right side
2,044,902.99x = 3,180,441,507,813.09 - Step 5: Solve for x
x = 3,180,441,507,813.09/2,044,902.99 - Step 6: Final answer
x = 1,555,301.90
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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.