Finding the Fourth Proportional to 2,915,247.99, 4,023,222.44 and 1,608,493.62
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Solution
The fourth proportional to 2,915,247.99, 4,023,222.44 and 1,608,493.62 is: 2,219,820.63
Step by Step Solution
- Step 1: Write the proportion equation
2,915,247.99 : 4,023,222.44 = 1,608,493.62 : x - Step 2: Convert to fraction form
2,915,247.99/4,023,222.44 = 1,608,493.62/x - Step 3: Cross multiply
2,915,247.99x = 4,023,222.44 × 1,608,493.62 - Step 4: Simplify right side
2,915,247.99x = 6,471,327,618,538.37 - Step 5: Solve for x
x = 6,471,327,618,538.37/2,915,247.99 - Step 6: Final answer
x = 2,219,820.63
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1.5x scale
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.