Finding the Fourth Proportional to 5,330,877.51, 7,356,611.80 and 2,883,487.49
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Solution
The fourth proportional to 5,330,877.51, 7,356,611.80 and 2,883,487.49 is: 3,979,213.18
Step by Step Solution
- Step 1: Write the proportion equation
5,330,877.51 : 7,356,611.80 = 2,883,487.49 : x - Step 2: Convert to fraction form
5,330,877.51/7,356,611.80 = 2,883,487.49/x - Step 3: Cross multiply
5,330,877.51x = 7,356,611.80 × 2,883,487.49 - Step 4: Simplify right side
5,330,877.51x = 21,212,698,057,303.32 - Step 5: Solve for x
x = 21,212,698,057,303.32/5,330,877.51 - Step 6: Final answer
x = 3,979,213.18
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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.