Finding the Fourth Proportional to 4,491,774.24, 6,199,280.64 and 2,859,660.32
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Solution
The fourth proportional to 4,491,774.24, 6,199,280.64 and 2,859,660.32 is: 3,946,733.72
Step by Step Solution
- Step 1: Write the proportion equation
4,491,774.24 : 6,199,280.64 = 2,859,660.32 : x - Step 2: Convert to fraction form
4,491,774.24/6,199,280.64 = 2,859,660.32/x - Step 3: Cross multiply
4,491,774.24x = 6,199,280.64 × 2,859,660.32 - Step 4: Simplify right side
4,491,774.24x = 17,727,836,858,752.20 - Step 5: Solve for x
x = 17,727,836,858,752.20/4,491,774.24 - Step 6: Final answer
x = 3,946,733.72
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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.