Finding the Fourth Proportional to 1,541,827.79, 2,127,696.58 and 853,485.09
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Solution
The fourth proportional to 1,541,827.79, 2,127,696.58 and 853,485.09 is: 1,177,795.16
Step by Step Solution
- Step 1: Write the proportion equation
1,541,827.79 : 2,127,696.58 = 853,485.09 : x - Step 2: Convert to fraction form
1,541,827.79/2,127,696.58 = 853,485.09/x - Step 3: Cross multiply
1,541,827.79x = 2,127,696.58 × 853,485.09 - Step 4: Simplify right side
1,541,827.79x = 1,815,957,307,073.99 - Step 5: Solve for x
x = 1,815,957,307,073.99/1,541,827.79 - Step 6: Final answer
x = 1,177,795.16
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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.