Finding the Fourth Proportional to 2,176,716.99, 3,265,108.43 and 828,954.21
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Solution
The fourth proportional to 2,176,716.99, 3,265,108.43 and 828,954.21 is: 1,243,443.86
Step by Step Solution
- Step 1: Write the proportion equation
2,176,716.99 : 3,265,108.43 = 828,954.21 : x - Step 2: Convert to fraction form
2,176,716.99/3,265,108.43 = 828,954.21/x - Step 3: Cross multiply
2,176,716.99x = 3,265,108.43 × 828,954.21 - Step 4: Simplify right side
2,176,716.99x = 2,706,625,375,010.22 - Step 5: Solve for x
x = 2,706,625,375,010.22/2,176,716.99 - Step 6: Final answer
x = 1,243,443.86
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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.