Finding the Fourth Proportional to 4,653,351.38, 6,980,114.58 and 1,458,406.82
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Solution
The fourth proportional to 4,653,351.38, 6,980,114.58 and 1,458,406.82 is: 2,187,637.66
Step by Step Solution
- Step 1: Write the proportion equation
4,653,351.38 : 6,980,114.58 = 1,458,406.82 : x - Step 2: Convert to fraction form
4,653,351.38/6,980,114.58 = 1,458,406.82/x - Step 3: Cross multiply
4,653,351.38x = 6,980,114.58 × 1,458,406.82 - Step 4: Simplify right side
4,653,351.38x = 10,179,846,707,853.44 - Step 5: Solve for x
x = 10,179,846,707,853.44/4,653,351.38 - Step 6: Final answer
x = 2,187,637.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.