Finding the Fourth Proportional to 4,415,305.33, 6,091,751.36 and 2,578,438.56
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Solution
The fourth proportional to 4,415,305.33, 6,091,751.36 and 2,578,438.56 is: 3,557,445.17
Step by Step Solution
- Step 1: Write the proportion equation
4,415,305.33 : 6,091,751.36 = 2,578,438.56 : x - Step 2: Convert to fraction form
4,415,305.33/6,091,751.36 = 2,578,438.56/x - Step 3: Cross multiply
4,415,305.33x = 6,091,751.36 × 2,578,438.56 - Step 4: Simplify right side
4,415,305.33x = 15,707,206,610,776.67 - Step 5: Solve for x
x = 15,707,206,610,776.67/4,415,305.33 - Step 6: Final answer
x = 3,557,445.17
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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.