Finding the Fourth Proportional to 1,541,818.26, 2,127,683.32 and 853,475.36
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Solution
The fourth proportional to 1,541,818.26, 2,127,683.32 and 853,475.36 is: 1,177,781.66
Step by Step Solution
- Step 1: Write the proportion equation
1,541,818.26 : 2,127,683.32 = 853,475.36 : x - Step 2: Convert to fraction form
1,541,818.26/2,127,683.32 = 853,475.36/x - Step 3: Cross multiply
1,541,818.26x = 2,127,683.32 × 853,475.36 - Step 4: Simplify right side
1,541,818.26x = 1,815,925,274,730.89 - Step 5: Solve for x
x = 1,815,925,274,730.89/1,541,818.26 - Step 6: Final answer
x = 1,177,781.66
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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.