Finding the Fourth Proportional to 1,449,657.20, 2,175,522.60 and 608,812.40
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Solution
The fourth proportional to 1,449,657.20, 2,175,522.60 and 608,812.40 is: 913,654.02
Step by Step Solution
- Step 1: Write the proportion equation
1,449,657.20 : 2,175,522.60 = 608,812.40 : x - Step 2: Convert to fraction form
1,449,657.20/2,175,522.60 = 608,812.40/x - Step 3: Cross multiply
1,449,657.20x = 2,175,522.60 × 608,812.40 - Step 4: Simplify right side
1,449,657.20x = 1,324,485,135,360.24 - Step 5: Solve for x
x = 1,324,485,135,360.24/1,449,657.20 - Step 6: Final answer
x = 913,654.02
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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.