Finding the Fourth Proportional to 5,209,338.24, 7,814,889.60 and 1,796,698.24
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Solution
The fourth proportional to 5,209,338.24, 7,814,889.60 and 1,796,698.24 is: 2,695,351.64
Step by Step Solution
- Step 1: Write the proportion equation
5,209,338.24 : 7,814,889.60 = 1,796,698.24 : x - Step 2: Convert to fraction form
5,209,338.24/7,814,889.60 = 1,796,698.24/x - Step 3: Cross multiply
5,209,338.24x = 7,814,889.60 × 1,796,698.24 - Step 4: Simplify right side
5,209,338.24x = 14,040,998,390,114.30 - Step 5: Solve for x
x = 14,040,998,390,114.30/5,209,338.24 - Step 6: Final answer
x = 2,695,351.64
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1.5x scale
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.