Finding the Fourth Proportional to 3,069,961.12, 4,235,239.39 and 2,252,744.83
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Solution
The fourth proportional to 3,069,961.12, 4,235,239.39 and 2,252,744.83 is: 3,107,828.81
Step by Step Solution
- Step 1: Write the proportion equation
3,069,961.12 : 4,235,239.39 = 2,252,744.83 : x - Step 2: Convert to fraction form
3,069,961.12/4,235,239.39 = 2,252,744.83/x - Step 3: Cross multiply
3,069,961.12x = 4,235,239.39 × 2,252,744.83 - Step 4: Simplify right side
3,069,961.12x = 9,540,913,607,194.93 - Step 5: Solve for x
x = 9,540,913,607,194.93/3,069,961.12 - Step 6: Final answer
x = 3,107,828.81
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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.