Finding the Fourth Proportional to 2,915,268.99, 4,023,251.43 and 1,608,514.62
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Solution
The fourth proportional to 2,915,268.99, 4,023,251.43 and 1,608,514.62 is: 2,219,849.62
Step by Step Solution
- Step 1: Write the proportion equation
2,915,268.99 : 4,023,251.43 = 1,608,514.62 : x - Step 2: Convert to fraction form
2,915,268.99/4,023,251.43 = 1,608,514.62/x - Step 3: Cross multiply
2,915,268.99x = 4,023,251.43 × 1,608,514.62 - Step 4: Simplify right side
2,915,268.99x = 6,471,458,745,090.91 - Step 5: Solve for x
x = 6,471,458,745,090.91/2,915,268.99 - Step 6: Final answer
x = 2,219,849.62
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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.