Finding the Fourth Proportional to 4,071,486.40, 6,107,229.60 and 1,412,363.20
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Solution
The fourth proportional to 4,071,486.40, 6,107,229.60 and 1,412,363.20 is: 2,118,544.80
Step by Step Solution
- Step 1: Write the proportion equation
4,071,486.40 : 6,107,229.60 = 1,412,363.20 : x - Step 2: Convert to fraction form
4,071,486.40/6,107,229.60 = 1,412,363.20/x - Step 3: Cross multiply
4,071,486.40x = 6,107,229.60 × 1,412,363.20 - Step 4: Simplify right side
4,071,486.40x = 8,625,626,340,990.72 - Step 5: Solve for x
x = 8,625,626,340,990.72/4,071,486.40 - Step 6: Final answer
x = 2,118,544.80
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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.