Finding the Fourth Proportional to 1,861,906.04, 2,793,077.79 and 663,998.66
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Solution
The fourth proportional to 1,861,906.04, 2,793,077.79 and 663,998.66 is: 996,075.99
Step by Step Solution
- Step 1: Write the proportion equation
1,861,906.04 : 2,793,077.79 = 663,998.66 : x - Step 2: Convert to fraction form
1,861,906.04/2,793,077.79 = 663,998.66/x - Step 3: Cross multiply
1,861,906.04x = 2,793,077.79 × 663,998.66 - Step 4: Simplify right side
1,861,906.04x = 1,854,599,909,835.76 - Step 5: Solve for x
x = 1,854,599,909,835.76/1,861,906.04 - Step 6: Final answer
x = 996,075.99
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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.