Finding the Fourth Proportional to 1,921,747.14, 2,652,026.94 and 1,062,321.75
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Solution
The fourth proportional to 1,921,747.14, 2,652,026.94 and 1,062,321.75 is: 1,466,012.80
Step by Step Solution
- Step 1: Write the proportion equation
1,921,747.14 : 2,652,026.94 = 1,062,321.75 : x - Step 2: Convert to fraction form
1,921,747.14/2,652,026.94 = 1,062,321.75/x - Step 3: Cross multiply
1,921,747.14x = 2,652,026.94 × 1,062,321.75 - Step 4: Simplify right side
1,921,747.14x = 2,817,305,899,947.95 - Step 5: Solve for x
x = 2,817,305,899,947.95/1,921,747.14 - Step 6: Final answer
x = 1,466,012.80
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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.