Finding the Fourth Proportional to 5,744,027.13, 7,926,620.94 and 3,130,613.79
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Solution
The fourth proportional to 5,744,027.13, 7,926,620.94 and 3,130,613.79 is: 4,320,172.64
Step by Step Solution
- Step 1: Write the proportion equation
5,744,027.13 : 7,926,620.94 = 3,130,613.79 : x - Step 2: Convert to fraction form
5,744,027.13/7,926,620.94 = 3,130,613.79/x - Step 3: Cross multiply
5,744,027.13x = 7,926,620.94 × 3,130,613.79 - Step 4: Simplify right side
5,744,027.13x = 24,815,188,822,866.77 - Step 5: Solve for x
x = 24,815,188,822,866.77/5,744,027.13 - Step 6: Final answer
x = 4,320,172.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.