Finding the Fourth Proportional to 3,582,014.70, 5,373,022.05 and 3,115,454.70
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Solution
The fourth proportional to 3,582,014.70, 5,373,022.05 and 3,115,454.70 is: 4,673,182.05
Step by Step Solution
- Step 1: Write the proportion equation
3,582,014.70 : 5,373,022.05 = 3,115,454.70 : x - Step 2: Convert to fraction form
3,582,014.70/5,373,022.05 = 3,115,454.70/x - Step 3: Cross multiply
3,582,014.70x = 5,373,022.05 × 3,115,454.70 - Step 4: Simplify right side
3,582,014.70x = 16,739,406,798,876.13 - Step 5: Solve for x
x = 16,739,406,798,876.13/3,582,014.70 - Step 6: Final answer
x = 4,673,182.05
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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.