Finding the Fourth Proportional to 4,652,868.15, 6,979,304.66 and 1,458,243.14
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Solution
The fourth proportional to 4,652,868.15, 6,979,304.66 and 1,458,243.14 is: 2,187,365.46
Step by Step Solution
- Step 1: Write the proportion equation
4,652,868.15 : 6,979,304.66 = 1,458,243.14 : x - Step 2: Convert to fraction form
4,652,868.15/6,979,304.66 = 1,458,243.14/x - Step 3: Cross multiply
4,652,868.15x = 6,979,304.66 × 1,458,243.14 - Step 4: Simplify right side
4,652,868.15x = 10,177,523,100,227.29 - Step 5: Solve for x
x = 10,177,523,100,227.29/4,652,868.15 - Step 6: Final answer
x = 2,187,365.46
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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.