Finding the Fourth Proportional to 4,218,138, 6,328,285.92 and 1,226,322
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Solution
The fourth proportional to 4,218,138, 6,328,285.92 and 1,226,322 is: 1,839,796.67
Step by Step Solution
- Step 1: Write the proportion equation
4,218,138 : 6,328,285.92 = 1,226,322 : x - Step 2: Convert to fraction form
4,218,138/6,328,285.92 = 1,226,322/x - Step 3: Cross multiply
4,218,138x = 6,328,285.92 × 1,226,322 - Step 4: Simplify right side
4,218,138x = 7,760,516,245,986.24 - Step 5: Solve for x
x = 7,760,516,245,986.24/4,218,138 - Step 6: Final answer
x = 1,839,796.67
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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.