Finding the Fourth Proportional to 1,903,237.92, 2,626,543.92 and 1,043,829.12
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Solution
The fourth proportional to 1,903,237.92, 2,626,543.92 and 1,043,829.12 is: 1,440,525.64
Step by Step Solution
- Step 1: Write the proportion equation
1,903,237.92 : 2,626,543.92 = 1,043,829.12 : x - Step 2: Convert to fraction form
1,903,237.92/2,626,543.92 = 1,043,829.12/x - Step 3: Cross multiply
1,903,237.92x = 2,626,543.92 × 1,043,829.12 - Step 4: Simplify right side
1,903,237.92x = 2,741,663,028,654.95 - Step 5: Solve for x
x = 2,741,663,028,654.95/1,903,237.92 - Step 6: Final answer
x = 1,440,525.64
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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.