Finding the Fourth Proportional to 4,695,864.40, 7,052,350.20 and 4,107,998.80
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Solution
The fourth proportional to 4,695,864.40, 7,052,350.20 and 4,107,998.80 is: 6,169,480.99
Step by Step Solution
- Step 1: Write the proportion equation
4,695,864.40 : 7,052,350.20 = 4,107,998.80 : x - Step 2: Convert to fraction form
4,695,864.40/7,052,350.20 = 4,107,998.80/x - Step 3: Cross multiply
4,695,864.40x = 7,052,350.20 × 4,107,998.80 - Step 4: Simplify right side
4,695,864.40x = 28,971,046,158,779.76 - Step 5: Solve for x
x = 28,971,046,158,779.76/4,695,864.40 - Step 6: Final answer
x = 6,169,480.99
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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.