Finding the Fourth Proportional to 1,519,802.09, 2,282,311.13 and 1,349,408.82
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Solution
The fourth proportional to 1,519,802.09, 2,282,311.13 and 1,349,408.82 is: 2,026,428.83
Step by Step Solution
- Step 1: Write the proportion equation
1,519,802.09 : 2,282,311.13 = 1,349,408.82 : x - Step 2: Convert to fraction form
1,519,802.09/2,282,311.13 = 1,349,408.82/x - Step 3: Cross multiply
1,519,802.09x = 2,282,311.13 × 1,349,408.82 - Step 4: Simplify right side
1,519,802.09x = 3,079,770,765,370.21 - Step 5: Solve for x
x = 3,079,770,765,370.21/1,519,802.09 - Step 6: Final answer
x = 2,026,428.83
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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.