Finding the Fourth Proportional to 3,955,262.58, 5,458,377.50 and 2,236,346.18
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Solution
The fourth proportional to 3,955,262.58, 5,458,377.50 and 2,236,346.18 is: 3,086,222.83
Step by Step Solution
- Step 1: Write the proportion equation
3,955,262.58 : 5,458,377.50 = 2,236,346.18 : x - Step 2: Convert to fraction form
3,955,262.58/5,458,377.50 = 2,236,346.18/x - Step 3: Cross multiply
3,955,262.58x = 5,458,377.50 × 2,236,346.18 - Step 4: Simplify right side
3,955,262.58x = 12,206,821,671,122.95 - Step 5: Solve for x
x = 12,206,821,671,122.95/3,955,262.58 - Step 6: Final answer
x = 3,086,222.83
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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.