Finding the Fourth Proportional to 5,121,185.04, 7,682,920.56 and 1,926,337.68
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Solution
The fourth proportional to 5,121,185.04, 7,682,920.56 and 1,926,337.68 is: 2,889,936.46
Step by Step Solution
- Step 1: Write the proportion equation
5,121,185.04 : 7,682,920.56 = 1,926,337.68 : x - Step 2: Convert to fraction form
5,121,185.04/7,682,920.56 = 1,926,337.68/x - Step 3: Cross multiply
5,121,185.04x = 7,682,920.56 × 1,926,337.68 - Step 4: Simplify right side
5,121,185.04x = 14,799,899,367,174.70 - Step 5: Solve for x
x = 14,799,899,367,174.70/5,121,185.04 - Step 6: Final answer
x = 2,889,936.46
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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.