Finding the Fourth Proportional to 5,266,250.92, 7,905,674.94 and 3,137,337.64
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Solution
The fourth proportional to 5,266,250.92, 7,905,674.94 and 3,137,337.64 is: 4,709,758.79
Step by Step Solution
- Step 1: Write the proportion equation
5,266,250.92 : 7,905,674.94 = 3,137,337.64 : x - Step 2: Convert to fraction form
5,266,250.92/7,905,674.94 = 3,137,337.64/x - Step 3: Cross multiply
5,266,250.92x = 7,905,674.94 × 3,137,337.64 - Step 4: Simplify right side
5,266,250.92x = 24,802,771,558,866.74 - Step 5: Solve for x
x = 24,802,771,558,866.74/5,266,250.92 - Step 6: Final answer
x = 4,709,758.79
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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.