Finding the Fourth Proportional to 1,816,112.76, 2,506,235.49 and 1,052,609.19
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Solution
The fourth proportional to 1,816,112.76, 2,506,235.49 and 1,052,609.19 is: 1,452,600.61
Step by Step Solution
- Step 1: Write the proportion equation
1,816,112.76 : 2,506,235.49 = 1,052,609.19 : x - Step 2: Convert to fraction form
1,816,112.76/2,506,235.49 = 1,052,609.19/x - Step 3: Cross multiply
1,816,112.76x = 2,506,235.49 × 1,052,609.19 - Step 4: Simplify right side
1,816,112.76x = 2,638,086,509,078.15 - Step 5: Solve for x
x = 2,638,086,509,078.15/1,816,112.76 - Step 6: Final answer
x = 1,452,600.61
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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.