Finding the Fourth Proportional to 2,621,611.92, 3,933,946.35 and 1,105,202.01
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Solution
The fourth proportional to 2,621,611.92, 3,933,946.35 and 1,105,202.01 is: 1,658,447.38
Step by Step Solution
- Step 1: Write the proportion equation
2,621,611.92 : 3,933,946.35 = 1,105,202.01 : x - Step 2: Convert to fraction form
2,621,611.92/3,933,946.35 = 1,105,202.01/x - Step 3: Cross multiply
2,621,611.92x = 3,933,946.35 × 1,105,202.01 - Step 4: Simplify right side
2,621,611.92x = 4,347,805,413,252.16 - Step 5: Solve for x
x = 4,347,805,413,252.16/2,621,611.92 - Step 6: Final answer
x = 1,658,447.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.