Finding the Fourth Proportional to 5,825,435.30, 8,739,739.84 and 1,781,833.49
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Solution
The fourth proportional to 5,825,435.30, 8,739,739.84 and 1,781,833.49 is: 2,673,235.62
Step by Step Solution
- Step 1: Write the proportion equation
5,825,435.30 : 8,739,739.84 = 1,781,833.49 : x - Step 2: Convert to fraction form
5,825,435.30/8,739,739.84 = 1,781,833.49/x - Step 3: Cross multiply
5,825,435.30x = 8,739,739.84 × 1,781,833.49 - Step 4: Simplify right side
5,825,435.30x = 15,572,761,140,799.24 - Step 5: Solve for x
x = 15,572,761,140,799.24/5,825,435.30 - Step 6: Final answer
x = 2,673,235.62
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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.