Finding the Fourth Proportional to 1,562,236.68, 2,155,784.92 and 873,789.26
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Solution
The fourth proportional to 1,562,236.68, 2,155,784.92 and 873,789.26 is: 1,205,772.30
Step by Step Solution
- Step 1: Write the proportion equation
1,562,236.68 : 2,155,784.92 = 873,789.26 : x - Step 2: Convert to fraction form
1,562,236.68/2,155,784.92 = 873,789.26/x - Step 3: Cross multiply
1,562,236.68x = 2,155,784.92 × 873,789.26 - Step 4: Simplify right side
1,562,236.68x = 1,883,701,713,170.95 - Step 5: Solve for x
x = 1,883,701,713,170.95/1,562,236.68 - Step 6: Final answer
x = 1,205,772.30
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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.