Finding the Fourth Proportional to 1,797,005.12, 2,695,496.80 and 449,160.96
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Solution
The fourth proportional to 1,797,005.12, 2,695,496.80 and 449,160.96 is: 673,738.72
Step by Step Solution
- Step 1: Write the proportion equation
1,797,005.12 : 2,695,496.80 = 449,160.96 : x - Step 2: Convert to fraction form
1,797,005.12/2,695,496.80 = 449,160.96/x - Step 3: Cross multiply
1,797,005.12x = 2,695,496.80 × 449,160.96 - Step 4: Simplify right side
1,797,005.12x = 1,210,711,930,364.93 - Step 5: Solve for x
x = 1,210,711,930,364.93/1,797,005.12 - Step 6: Final answer
x = 673,738.72
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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.