Finding the Fourth Proportional to 2,198,283.13, 3,297,633.68 and 681,982.57
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Solution
The fourth proportional to 2,198,283.13, 3,297,633.68 and 681,982.57 is: 1,023,038.69
Step by Step Solution
- Step 1: Write the proportion equation
2,198,283.13 : 3,297,633.68 = 681,982.57 : x - Step 2: Convert to fraction form
2,198,283.13/3,297,633.68 = 681,982.57/x - Step 3: Cross multiply
2,198,283.13x = 3,297,633.68 × 681,982.57 - Step 4: Simplify right side
2,198,283.13x = 2,248,928,680,350.96 - Step 5: Solve for x
x = 2,248,928,680,350.96/2,198,283.13 - Step 6: Final answer
x = 1,023,038.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.