Finding the Fourth Proportional to 5,336,727.84, 7,364,743.56 and 2,889,392.04
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Solution
The fourth proportional to 5,336,727.84, 7,364,743.56 and 2,889,392.04 is: 3,987,393.03
Step by Step Solution
- Step 1: Write the proportion equation
5,336,727.84 : 7,364,743.56 = 2,889,392.04 : x - Step 2: Convert to fraction form
5,336,727.84/7,364,743.56 = 2,889,392.04/x - Step 3: Cross multiply
5,336,727.84x = 7,364,743.56 × 2,889,392.04 - Step 4: Simplify right side
5,336,727.84x = 21,279,631,418,905.26 - Step 5: Solve for x
x = 21,279,631,418,905.26/5,336,727.84 - Step 6: Final answer
x = 3,987,393.03
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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.