Finding the Fourth Proportional to 3,964,525.36, 5,470,869.74 and 2,245,611.40
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Solution
The fourth proportional to 3,964,525.36, 5,470,869.74 and 2,245,611.40 is: 3,098,844.46
Step by Step Solution
- Step 1: Write the proportion equation
3,964,525.36 : 5,470,869.74 = 2,245,611.40 : x - Step 2: Convert to fraction form
3,964,525.36/5,470,869.74 = 2,245,611.40/x - Step 3: Cross multiply
3,964,525.36x = 5,470,869.74 × 2,245,611.40 - Step 4: Simplify right side
3,964,525.36x = 12,285,447,456,059.04 - Step 5: Solve for x
x = 12,285,447,456,059.04/3,964,525.36 - Step 6: Final answer
x = 3,098,844.46
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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.