Finding the Fourth Proportional to 6,271,954.80, 9,407,933.82 and 1,784,230.80
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Solution
The fourth proportional to 6,271,954.80, 9,407,933.82 and 1,784,230.80 is: 2,676,346.66
Step by Step Solution
- Step 1: Write the proportion equation
6,271,954.80 : 9,407,933.82 = 1,784,230.80 : x - Step 2: Convert to fraction form
6,271,954.80/9,407,933.82 = 1,784,230.80/x - Step 3: Cross multiply
6,271,954.80x = 9,407,933.82 × 1,784,230.80 - Step 4: Simplify right side
6,271,954.80x = 16,785,925,286,005.66 - Step 5: Solve for x
x = 16,785,925,286,005.66/6,271,954.80 - Step 6: Final answer
x = 2,676,346.66
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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.