Finding the Fourth Proportional to 4,486,801.98, 6,728,791.31 and 1,453,464.06
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Solution
The fourth proportional to 4,486,801.98, 6,728,791.31 and 1,453,464.06 is: 2,179,738.79
Step by Step Solution
- Step 1: Write the proportion equation
4,486,801.98 : 6,728,791.31 = 1,453,464.06 : x - Step 2: Convert to fraction form
4,486,801.98/6,728,791.31 = 1,453,464.06/x - Step 3: Cross multiply
4,486,801.98x = 6,728,791.31 × 1,453,464.06 - Step 4: Simplify right side
4,486,801.98x = 9,780,056,329,058.00 - Step 5: Solve for x
x = 9,780,056,329,058.00/4,486,801.98 - Step 6: Final answer
x = 2,179,738.79
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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.