Finding the Fourth Proportional to 4,863,840.84, 7,296,127.98 and 1,451,857.96
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Solution
The fourth proportional to 4,863,840.84, 7,296,127.98 and 1,451,857.96 is: 2,177,896.41
Step by Step Solution
- Step 1: Write the proportion equation
4,863,840.84 : 7,296,127.98 = 1,451,857.96 : x - Step 2: Convert to fraction form
4,863,840.84/7,296,127.98 = 1,451,857.96/x - Step 3: Cross multiply
4,863,840.84x = 7,296,127.98 × 1,451,857.96 - Step 4: Simplify right side
4,863,840.84x = 10,592,941,484,941.72 - Step 5: Solve for x
x = 10,592,941,484,941.72/4,863,840.84 - Step 6: Final answer
x = 2,177,896.41
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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.