Finding the Fourth Proportional to 1,541,748.06, 2,127,586.53 and 853,405.14
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Solution
The fourth proportional to 1,541,748.06, 2,127,586.53 and 853,405.14 is: 1,177,684.82
Step by Step Solution
- Step 1: Write the proportion equation
1,541,748.06 : 2,127,586.53 = 853,405.14 : x - Step 2: Convert to fraction form
1,541,748.06/2,127,586.53 = 853,405.14/x - Step 3: Cross multiply
1,541,748.06x = 2,127,586.53 × 853,405.14 - Step 4: Simplify right side
1,541,748.06x = 1,815,693,280,496.76 - Step 5: Solve for x
x = 1,815,693,280,496.76/1,541,748.06 - Step 6: Final answer
x = 1,177,684.82
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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.