Finding the Fourth Proportional to 2,176,759.99, 3,265,173.20 and 828,997.21
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Solution
The fourth proportional to 2,176,759.99, 3,265,173.20 and 828,997.21 is: 1,243,508.46
Step by Step Solution
- Step 1: Write the proportion equation
2,176,759.99 : 3,265,173.20 = 828,997.21 : x - Step 2: Convert to fraction form
2,176,759.99/3,265,173.20 = 828,997.21/x - Step 3: Cross multiply
2,176,759.99x = 3,265,173.20 × 828,997.21 - Step 4: Simplify right side
2,176,759.99x = 2,706,819,472,966.77 - Step 5: Solve for x
x = 2,706,819,472,966.77/2,176,759.99 - Step 6: Final answer
x = 1,243,508.46
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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.