Finding the Fourth Proportional to 3,349,960.64, 5,023,037.36 and 2,286,291.28
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Solution
The fourth proportional to 3,349,960.64, 5,023,037.36 and 2,286,291.28 is: 3,428,137.75
Step by Step Solution
- Step 1: Write the proportion equation
3,349,960.64 : 5,023,037.36 = 2,286,291.28 : x - Step 2: Convert to fraction form
3,349,960.64/5,023,037.36 = 2,286,291.28/x - Step 3: Cross multiply
3,349,960.64x = 5,023,037.36 × 2,286,291.28 - Step 4: Simplify right side
3,349,960.64x = 11,484,126,515,282.22 - Step 5: Solve for x
x = 11,484,126,515,282.22/3,349,960.64 - Step 6: Final answer
x = 3,428,137.75
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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.