Finding the Fourth Proportional to 1,541,749.70, 2,127,588.81 and 853,406.78
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Solution
The fourth proportional to 1,541,749.70, 2,127,588.81 and 853,406.78 is: 1,177,687.09
Step by Step Solution
- Step 1: Write the proportion equation
1,541,749.70 : 2,127,588.81 = 853,406.78 : x - Step 2: Convert to fraction form
1,541,749.70/2,127,588.81 = 853,406.78/x - Step 3: Cross multiply
1,541,749.70x = 2,127,588.81 × 853,406.78 - Step 4: Simplify right side
1,541,749.70x = 1,815,698,715,506.13 - Step 5: Solve for x
x = 1,815,698,715,506.13/1,541,749.70 - Step 6: Final answer
x = 1,177,687.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.