Finding the Fourth Proportional to 5,372,564.10, 8,058,846.15 and 1,826,708.10
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Solution
The fourth proportional to 5,372,564.10, 8,058,846.15 and 1,826,708.10 is: 2,740,062.15
Step by Step Solution
- Step 1: Write the proportion equation
5,372,564.10 : 8,058,846.15 = 1,826,708.10 : x - Step 2: Convert to fraction form
5,372,564.10/8,058,846.15 = 1,826,708.10/x - Step 3: Cross multiply
5,372,564.10x = 8,058,846.15 × 1,826,708.10 - Step 4: Simplify right side
5,372,564.10x = 14,721,159,538,858.82 - Step 5: Solve for x
x = 14,721,159,538,858.82/5,372,564.10 - Step 6: Final answer
x = 2,740,062.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.