Finding the Fourth Proportional to 874,027.17, 1,206,180.06 and 492,067.62
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Solution
The fourth proportional to 874,027.17, 1,206,180.06 and 492,067.62 is: 679,066.02
Step by Step Solution
- Step 1: Write the proportion equation
874,027.17 : 1,206,180.06 = 492,067.62 : x - Step 2: Convert to fraction form
874,027.17/1,206,180.06 = 492,067.62/x - Step 3: Cross multiply
874,027.17x = 1,206,180.06 × 492,067.62 - Step 4: Simplify right side
874,027.17x = 593,522,151,415.66 - Step 5: Solve for x
x = 593,522,151,415.66/874,027.17 - Step 6: Final answer
x = 679,066.02
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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.