Finding the Fourth Proportional to 2,176,716.24, 3,265,107.30 and 828,953.46
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Solution
The fourth proportional to 2,176,716.24, 3,265,107.30 and 828,953.46 is: 1,243,442.73
Step by Step Solution
- Step 1: Write the proportion equation
2,176,716.24 : 3,265,107.30 = 828,953.46 : x - Step 2: Convert to fraction form
2,176,716.24/3,265,107.30 = 828,953.46/x - Step 3: Cross multiply
2,176,716.24x = 3,265,107.30 × 828,953.46 - Step 4: Simplify right side
2,176,716.24x = 2,706,621,993,606.26 - Step 5: Solve for x
x = 2,706,621,993,606.26/2,176,716.24 - Step 6: Final answer
x = 1,243,442.73
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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.