Finding the Fourth Proportional to 5,578,770.78, 8,364,904.78 and 2,163,067.00
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Solution
The fourth proportional to 5,578,770.78, 8,364,904.78 and 2,163,067.00 is: 3,243,339.83
Step by Step Solution
- Step 1: Write the proportion equation
5,578,770.78 : 8,364,904.78 = 2,163,067.00 : x - Step 2: Convert to fraction form
5,578,770.78/8,364,904.78 = 2,163,067.00/x - Step 3: Cross multiply
5,578,770.78x = 8,364,904.78 × 2,163,067.00 - Step 4: Simplify right side
5,578,770.78x = 18,093,849,465,496.08 - Step 5: Solve for x
x = 18,093,849,465,496.08/5,578,770.78 - Step 6: Final answer
x = 3,243,339.83
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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.