Finding the Fourth Proportional to 5,782,769.29, 7,980,269.16 and 3,204,493.12
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Solution
The fourth proportional to 5,782,769.29, 7,980,269.16 and 3,204,493.12 is: 4,422,226.85
Step by Step Solution
- Step 1: Write the proportion equation
5,782,769.29 : 7,980,269.16 = 3,204,493.12 : x - Step 2: Convert to fraction form
5,782,769.29/7,980,269.16 = 3,204,493.12/x - Step 3: Cross multiply
5,782,769.29x = 7,980,269.16 × 3,204,493.12 - Step 4: Simplify right side
5,782,769.29x = 25,572,717,579,066.84 - Step 5: Solve for x
x = 25,572,717,579,066.84/5,782,769.29 - Step 6: Final answer
x = 4,422,226.85
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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.