Finding the Fourth Proportional to 2,430,818.75, 3,354,597.56 and 1,343,160.79
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Solution
The fourth proportional to 2,430,818.75, 3,354,597.56 and 1,343,160.79 is: 1,853,599.29
Step by Step Solution
- Step 1: Write the proportion equation
2,430,818.75 : 3,354,597.56 = 1,343,160.79 : x - Step 2: Convert to fraction form
2,430,818.75/3,354,597.56 = 1,343,160.79/x - Step 3: Cross multiply
2,430,818.75x = 3,354,597.56 × 1,343,160.79 - Step 4: Simplify right side
2,430,818.75x = 4,505,763,903,793.08 - Step 5: Solve for x
x = 4,505,763,903,793.08/2,430,818.75 - Step 6: Final answer
x = 1,853,599.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.