Finding the Fourth Proportional to 4,302,069.36, 6,457,091.70 and 2,173,649.40
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Solution
The fourth proportional to 4,302,069.36, 6,457,091.70 and 2,173,649.40 is: 3,262,488.89
Step by Step Solution
- Step 1: Write the proportion equation
4,302,069.36 : 6,457,091.70 = 2,173,649.40 : x - Step 2: Convert to fraction form
4,302,069.36/6,457,091.70 = 2,173,649.40/x - Step 3: Cross multiply
4,302,069.36x = 6,457,091.70 × 2,173,649.40 - Step 4: Simplify right side
4,302,069.36x = 14,035,453,499,449.98 - Step 5: Solve for x
x = 14,035,453,499,449.98/4,302,069.36 - Step 6: Final answer
x = 3,262,488.89
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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.