Finding the Fourth Proportional to 1,966,901.09, 2,950,750.68 and 618,750.14
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Solution
The fourth proportional to 1,966,901.09, 2,950,750.68 and 618,750.14 is: 928,250.74
Step by Step Solution
- Step 1: Write the proportion equation
1,966,901.09 : 2,950,750.68 = 618,750.14 : x - Step 2: Convert to fraction form
1,966,901.09/2,950,750.68 = 618,750.14/x - Step 3: Cross multiply
1,966,901.09x = 2,950,750.68 × 618,750.14 - Step 4: Simplify right side
1,966,901.09x = 1,825,777,381,601.34 - Step 5: Solve for x
x = 1,825,777,381,601.34/1,966,901.09 - Step 6: Final answer
x = 928,250.74
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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.