Finding the Fourth Proportional to 1,879,604.09, 2,583,881.72 and 1,617,001.09
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Solution
The fourth proportional to 1,879,604.09, 2,583,881.72 and 1,617,001.09 is: 2,222,882.78
Step by Step Solution
- Step 1: Write the proportion equation
1,879,604.09 : 2,583,881.72 = 1,617,001.09 : x - Step 2: Convert to fraction form
1,879,604.09/2,583,881.72 = 1,617,001.09/x - Step 3: Cross multiply
1,879,604.09x = 2,583,881.72 × 1,617,001.09 - Step 4: Simplify right side
1,879,604.09x = 4,178,139,559,176.64 - Step 5: Solve for x
x = 4,178,139,559,176.64/1,879,604.09 - Step 6: Final answer
x = 2,222,882.78
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.