Finding the Fourth Proportional to 5,052,864.80, 6,972,971.58 and 2,761,025.49
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Solution
The fourth proportional to 5,052,864.80, 6,972,971.58 and 2,761,025.49 is: 3,810,225.09
Step by Step Solution
- Step 1: Write the proportion equation
5,052,864.80 : 6,972,971.58 = 2,761,025.49 : x - Step 2: Convert to fraction form
5,052,864.80/6,972,971.58 = 2,761,025.49/x - Step 3: Cross multiply
5,052,864.80x = 6,972,971.58 × 2,761,025.49 - Step 4: Simplify right side
5,052,864.80x = 19,252,552,266,523.01 - Step 5: Solve for x
x = 19,252,552,266,523.01/5,052,864.80 - Step 6: Final answer
x = 3,810,225.09
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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.