Finding the Fourth Proportional to 5,649,722.84, 7,796,286.36 and 3,071,381
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Solution
The fourth proportional to 5,649,722.84, 7,796,286.36 and 3,071,381 is: 4,238,325.75
Step by Step Solution
- Step 1: Write the proportion equation
5,649,722.84 : 7,796,286.36 = 3,071,381 : x - Step 2: Convert to fraction form
5,649,722.84/7,796,286.36 = 3,071,381/x - Step 3: Cross multiply
5,649,722.84x = 7,796,286.36 × 3,071,381 - Step 4: Simplify right side
5,649,722.84x = 23,945,365,796,663.16 - Step 5: Solve for x
x = 23,945,365,796,663.16/5,649,722.84 - Step 6: Final answer
x = 4,238,325.75
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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.