Finding the Fourth Proportional to 2,681,126.48, 3,699,541.92 and 1,592,995.28
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Solution
The fourth proportional to 2,681,126.48, 3,699,541.92 and 1,592,995.28 is: 2,198,088.33
Step by Step Solution
- Step 1: Write the proportion equation
2,681,126.48 : 3,699,541.92 = 1,592,995.28 : x - Step 2: Convert to fraction form
2,681,126.48/3,699,541.92 = 1,592,995.28/x - Step 3: Cross multiply
2,681,126.48x = 3,699,541.92 × 1,592,995.28 - Step 4: Simplify right side
2,681,126.48x = 5,893,352,816,722.14 - Step 5: Solve for x
x = 5,893,352,816,722.14/2,681,126.48 - Step 6: Final answer
x = 2,198,088.33
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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.