Finding the Fourth Proportional to 3,761,655.03, 5,192,673.18 and 2,539,615.92
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Solution
The fourth proportional to 3,761,655.03, 5,192,673.18 and 2,539,615.92 is: 3,505,742.92
Step by Step Solution
- Step 1: Write the proportion equation
3,761,655.03 : 5,192,673.18 = 2,539,615.92 : x - Step 2: Convert to fraction form
3,761,655.03/5,192,673.18 = 2,539,615.92/x - Step 3: Cross multiply
3,761,655.03x = 5,192,673.18 × 2,539,615.92 - Step 4: Simplify right side
3,761,655.03x = 13,187,395,475,285.03 - Step 5: Solve for x
x = 13,187,395,475,285.03/3,761,655.03 - Step 6: Final answer
x = 3,505,742.92
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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.