Finding the Fourth Proportional to 5,652,696.41, 8,479,049.29 and 1,392,865.10
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Solution
The fourth proportional to 5,652,696.41, 8,479,049.29 and 1,392,865.10 is: 2,089,298.80
Step by Step Solution
- Step 1: Write the proportion equation
5,652,696.41 : 8,479,049.29 = 1,392,865.10 : x - Step 2: Convert to fraction form
5,652,696.41/8,479,049.29 = 1,392,865.10/x - Step 3: Cross multiply
5,652,696.41x = 8,479,049.29 × 1,392,865.10 - Step 4: Simplify right side
5,652,696.41x = 11,810,171,823,139.80 - Step 5: Solve for x
x = 11,810,171,823,139.80/5,652,696.41 - Step 6: Final answer
x = 2,089,298.80
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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.