Finding the Fourth Proportional to 3,620,114.43, 4,991,664 and 2,311,646.00
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Solution
The fourth proportional to 3,620,114.43, 4,991,664 and 2,311,646.00 is: 3,187,457.28
Step by Step Solution
- Step 1: Write the proportion equation
3,620,114.43 : 4,991,664 = 2,311,646.00 : x - Step 2: Convert to fraction form
3,620,114.43/4,991,664 = 2,311,646.00/x - Step 3: Cross multiply
3,620,114.43x = 4,991,664 × 2,311,646.00 - Step 4: Simplify right side
3,620,114.43x = 11,538,960,093,985.68 - Step 5: Solve for x
x = 11,538,960,093,985.68/3,620,114.43 - Step 6: Final answer
x = 3,187,457.28
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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.