Finding the Fourth Proportional to 3,984,465.98, 5,498,139.08 and 2,242,105
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Solution
The fourth proportional to 3,984,465.98, 5,498,139.08 and 2,242,105 is: 3,093,866.33
Step by Step Solution
- Step 1: Write the proportion equation
3,984,465.98 : 5,498,139.08 = 2,242,105 : x - Step 2: Convert to fraction form
3,984,465.98/5,498,139.08 = 2,242,105/x - Step 3: Cross multiply
3,984,465.98x = 5,498,139.08 × 2,242,105 - Step 4: Simplify right side
3,984,465.98x = 12,327,405,121,963.40 - Step 5: Solve for x
x = 12,327,405,121,963.40/3,984,465.98 - Step 6: Final answer
x = 3,093,866.33
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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.