Finding the Fourth Proportional to 1,977,591.68, 2,966,671.68 and 611,471.84
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Solution
The fourth proportional to 1,977,591.68, 2,966,671.68 and 611,471.84 is: 917,295.62
Step by Step Solution
- Step 1: Write the proportion equation
1,977,591.68 : 2,966,671.68 = 611,471.84 : x - Step 2: Convert to fraction form
1,977,591.68/2,966,671.68 = 611,471.84/x - Step 3: Cross multiply
1,977,591.68x = 2,966,671.68 × 611,471.84 - Step 4: Simplify right side
1,977,591.68x = 1,814,036,190,845.49 - Step 5: Solve for x
x = 1,814,036,190,845.49/1,977,591.68 - Step 6: Final answer
x = 917,295.62
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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.