Finding the Fourth Proportional to 3,205,751.94, 4,423,937.58 and 1,755,536.04
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Solution
The fourth proportional to 3,205,751.94, 4,423,937.58 and 1,755,536.04 is: 2,422,639.68
Step by Step Solution
- Step 1: Write the proportion equation
3,205,751.94 : 4,423,937.58 = 1,755,536.04 : x - Step 2: Convert to fraction form
3,205,751.94/4,423,937.58 = 1,755,536.04/x - Step 3: Cross multiply
3,205,751.94x = 4,423,937.58 × 1,755,536.04 - Step 4: Simplify right side
3,205,751.94x = 7,766,381,860,400.38 - Step 5: Solve for x
x = 7,766,381,860,400.38/3,205,751.94 - Step 6: Final answer
x = 2,422,639.68
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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.