Finding the Fourth Proportional to 4,923,908.52, 6,796,127.52 and 2,887,374.12
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Solution
The fourth proportional to 4,923,908.52, 6,796,127.52 and 2,887,374.12 is: 3,985,241.12
Step by Step Solution
- Step 1: Write the proportion equation
4,923,908.52 : 6,796,127.52 = 2,887,374.12 : x - Step 2: Convert to fraction form
4,923,908.52/6,796,127.52 = 2,887,374.12/x - Step 3: Cross multiply
4,923,908.52x = 6,796,127.52 × 2,887,374.12 - Step 4: Simplify right side
4,923,908.52x = 19,622,962,717,467.78 - Step 5: Solve for x
x = 19,622,962,717,467.78/4,923,908.52 - Step 6: Final answer
x = 3,985,241.12
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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.