Finding the Fourth Proportional to 3,885,774.14, 5,829,149.49 and 2,086,184.06
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Solution
The fourth proportional to 3,885,774.14, 5,829,149.49 and 2,086,184.06 is: 3,129,538.24
Step by Step Solution
- Step 1: Write the proportion equation
3,885,774.14 : 5,829,149.49 = 2,086,184.06 : x - Step 2: Convert to fraction form
3,885,774.14/5,829,149.49 = 2,086,184.06/x - Step 3: Cross multiply
3,885,774.14x = 5,829,149.49 × 2,086,184.06 - Step 4: Simplify right side
3,885,774.14x = 12,160,678,749,395.13 - Step 5: Solve for x
x = 12,160,678,749,395.13/3,885,774.14 - Step 6: Final answer
x = 3,129,538.24
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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.