Finding the Fourth Proportional to 3,196,751.43, 4,791,777.99 and 1,489,487.00
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Solution
The fourth proportional to 3,196,751.43, 4,791,777.99 and 1,489,487.00 is: 2,232,669.99
Step by Step Solution
- Step 1: Write the proportion equation
3,196,751.43 : 4,791,777.99 = 1,489,487.00 : x - Step 2: Convert to fraction form
3,196,751.43/4,791,777.99 = 1,489,487.00/x - Step 3: Cross multiply
3,196,751.43x = 4,791,777.99 × 1,489,487.00 - Step 4: Simplify right side
3,196,751.43x = 7,137,290,993,446.66 - Step 5: Solve for x
x = 7,137,290,993,446.66/3,196,751.43 - Step 6: Final answer
x = 2,232,669.99
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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.