Finding the Fourth Proportional to 5,451,210.80, 8,167,630.80 and 4,309,596.80
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Solution
The fourth proportional to 5,451,210.80, 8,167,630.80 and 4,309,596.80 is: 6,457,133.44
Step by Step Solution
- Step 1: Write the proportion equation
5,451,210.80 : 8,167,630.80 = 4,309,596.80 : x - Step 2: Convert to fraction form
5,451,210.80/8,167,630.80 = 4,309,596.80/x - Step 3: Cross multiply
5,451,210.80x = 8,167,630.80 × 4,309,596.80 - Step 4: Simplify right side
5,451,210.80x = 35,199,195,559,261.44 - Step 5: Solve for x
x = 35,199,195,559,261.44/5,451,210.80 - Step 6: Final answer
x = 6,457,133.44
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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.