Finding the Fourth Proportional to 3,101,706.09, 4,280,354.15 and 1,743,579.09
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Solution
The fourth proportional to 3,101,706.09, 4,280,354.15 and 1,743,579.09 is: 2,406,139.00
Step by Step Solution
- Step 1: Write the proportion equation
3,101,706.09 : 4,280,354.15 = 1,743,579.09 : x - Step 2: Convert to fraction form
3,101,706.09/4,280,354.15 = 1,743,579.09/x - Step 3: Cross multiply
3,101,706.09x = 4,280,354.15 × 1,743,579.09 - Step 4: Simplify right side
3,101,706.09x = 7,463,135,985,016.83 - Step 5: Solve for x
x = 7,463,135,985,016.83/3,101,706.09 - Step 6: Final answer
x = 2,406,139.00
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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.