Finding the Fourth Proportional to 5,679,208.64, 7,837,324.32 and 3,100,911.68
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Solution
The fourth proportional to 5,679,208.64, 7,837,324.32 and 3,100,911.68 is: 4,279,267.07
Step by Step Solution
- Step 1: Write the proportion equation
5,679,208.64 : 7,837,324.32 = 3,100,911.68 : x - Step 2: Convert to fraction form
5,679,208.64/7,837,324.32 = 3,100,911.68/x - Step 3: Cross multiply
5,679,208.64x = 7,837,324.32 × 3,100,911.68 - Step 4: Simplify right side
5,679,208.64x = 24,302,850,523,836.06 - Step 5: Solve for x
x = 24,302,850,523,836.06/5,679,208.64 - Step 6: Final answer
x = 4,279,267.07
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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.