Finding the Fourth Proportional to 2,744,207.60, 4,118,644.20 and 1,230,220.40
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Solution
The fourth proportional to 2,744,207.60, 4,118,644.20 and 1,230,220.40 is: 1,846,376.39
Step by Step Solution
- Step 1: Write the proportion equation
2,744,207.60 : 4,118,644.20 = 1,230,220.40 : x - Step 2: Convert to fraction form
2,744,207.60/4,118,644.20 = 1,230,220.40/x - Step 3: Cross multiply
2,744,207.60x = 4,118,644.20 × 1,230,220.40 - Step 4: Simplify right side
2,744,207.60x = 5,066,840,115,181.68 - Step 5: Solve for x
x = 5,066,840,115,181.68/2,744,207.60 - Step 6: Final answer
x = 1,846,376.39
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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.