Finding the Fourth Proportional to 4,726,841.65, 7,088,775.21 and 1,531,226.41
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Solution
The fourth proportional to 4,726,841.65, 7,088,775.21 and 1,531,226.41 is: 2,296,357.83
Step by Step Solution
- Step 1: Write the proportion equation
4,726,841.65 : 7,088,775.21 = 1,531,226.41 : x - Step 2: Convert to fraction form
4,726,841.65/7,088,775.21 = 1,531,226.41/x - Step 3: Cross multiply
4,726,841.65x = 7,088,775.21 × 1,531,226.41 - Step 4: Simplify right side
4,726,841.65x = 10,854,519,816,105.29 - Step 5: Solve for x
x = 10,854,519,816,105.29/4,726,841.65 - Step 6: Final answer
x = 2,296,357.83
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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.