Finding the Fourth Proportional to 5,923,342.05, 8,885,013.07 and 1,435,618.05
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Solution
The fourth proportional to 5,923,342.05, 8,885,013.07 and 1,435,618.05 is: 2,153,427.07
Step by Step Solution
- Step 1: Write the proportion equation
5,923,342.05 : 8,885,013.07 = 1,435,618.05 : x - Step 2: Convert to fraction form
5,923,342.05/8,885,013.07 = 1,435,618.05/x - Step 3: Cross multiply
5,923,342.05x = 8,885,013.07 × 1,435,618.05 - Step 4: Simplify right side
5,923,342.05x = 12,755,485,137,777.91 - Step 5: Solve for x
x = 12,755,485,137,777.91/5,923,342.05 - Step 6: Final answer
x = 2,153,427.07
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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.