Finding the Fourth Proportional to 5,336,801.67, 7,364,697.08 and 2,889,392.84
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Solution
The fourth proportional to 5,336,801.67, 7,364,697.08 and 2,889,392.84 is: 3,987,313.81
Step by Step Solution
- Step 1: Write the proportion equation
5,336,801.67 : 7,364,697.08 = 2,889,392.84 : x - Step 2: Convert to fraction form
5,336,801.67/7,364,697.08 = 2,889,392.84/x - Step 3: Cross multiply
5,336,801.67x = 7,364,697.08 × 2,889,392.84 - Step 4: Simplify right side
5,336,801.67x = 21,279,503,011,720.91 - Step 5: Solve for x
x = 21,279,503,011,720.91/5,336,801.67 - Step 6: Final answer
x = 3,987,313.81
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1.5x scale
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.