Finding the Fourth Proportional to 6,590,891.68, 9,887,403.88 and 2,040,871.12
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Solution
The fourth proportional to 6,590,891.68, 9,887,403.88 and 2,040,871.12 is: 3,061,636.88
Step by Step Solution
- Step 1: Write the proportion equation
6,590,891.68 : 9,887,403.88 = 2,040,871.12 : x - Step 2: Convert to fraction form
6,590,891.68/9,887,403.88 = 2,040,871.12/x - Step 3: Cross multiply
6,590,891.68x = 9,887,403.88 × 2,040,871.12 - Step 4: Simplify right side
6,590,891.68x = 20,178,917,030,467.95 - Step 5: Solve for x
x = 20,178,917,030,467.95/6,590,891.68 - Step 6: Final answer
x = 3,061,636.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.