Finding the Fourth Proportional to 2,412,027.91, 3,328,605.20 and 1,324,369.93
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Solution
The fourth proportional to 2,412,027.91, 3,328,605.20 and 1,324,369.93 is: 1,827,634.17
Step by Step Solution
- Step 1: Write the proportion equation
2,412,027.91 : 3,328,605.20 = 1,324,369.93 : x - Step 2: Convert to fraction form
2,412,027.91/3,328,605.20 = 1,324,369.93/x - Step 3: Cross multiply
2,412,027.91x = 3,328,605.20 × 1,324,369.93 - Step 4: Simplify right side
2,412,027.91x = 4,408,304,635,721.64 - Step 5: Solve for x
x = 4,408,304,635,721.64/2,412,027.91 - Step 6: Final answer
x = 1,827,634.17
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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.