Finding the Fourth Proportional to 5,250,826.10, 7,865,733.35 and 4,173,157.26
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Solution
The fourth proportional to 5,250,826.10, 7,865,733.35 and 4,173,157.26 is: 6,251,386.28
Step by Step Solution
- Step 1: Write the proportion equation
5,250,826.10 : 7,865,733.35 = 4,173,157.26 : x - Step 2: Convert to fraction form
5,250,826.10/7,865,733.35 = 4,173,157.26/x - Step 3: Cross multiply
5,250,826.10x = 7,865,733.35 × 4,173,157.26 - Step 4: Simplify right side
5,250,826.10x = 32,824,942,245,209.51 - Step 5: Solve for x
x = 32,824,942,245,209.51/5,250,826.10 - Step 6: Final answer
x = 6,251,386.28
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1.5x scale
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.