Finding the Fourth Proportional to 6,135,859.68, 9,203,789.52 and 1,876,027.92
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Solution
The fourth proportional to 6,135,859.68, 9,203,789.52 and 1,876,027.92 is: 2,814,041.88
Step by Step Solution
- Step 1: Write the proportion equation
6,135,859.68 : 9,203,789.52 = 1,876,027.92 : x - Step 2: Convert to fraction form
6,135,859.68/9,203,789.52 = 1,876,027.92/x - Step 3: Cross multiply
6,135,859.68x = 9,203,789.52 × 1,876,027.92 - Step 4: Simplify right side
6,135,859.68x = 17,266,566,109,323.40 - Step 5: Solve for x
x = 17,266,566,109,323.40/6,135,859.68 - Step 6: Final answer
x = 2,814,041.88
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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.