Finding the Fourth Proportional to 5,328,682.38, 7,995,647.97 and 2,488,381.74
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Solution
The fourth proportional to 5,328,682.38, 7,995,647.97 and 2,488,381.74 is: 3,733,798.15
Step by Step Solution
- Step 1: Write the proportion equation
5,328,682.38 : 7,995,647.97 = 2,488,381.74 : x - Step 2: Convert to fraction form
5,328,682.38/7,995,647.97 = 2,488,381.74/x - Step 3: Cross multiply
5,328,682.38x = 7,995,647.97 × 2,488,381.74 - Step 4: Simplify right side
5,328,682.38x = 19,896,224,408,016.07 - Step 5: Solve for x
x = 19,896,224,408,016.07/5,328,682.38 - Step 6: Final answer
x = 3,733,798.15
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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.