Finding the Fourth Proportional to 3,676,930.04, 5,515,396.68 and 1,152,782.12
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Solution
The fourth proportional to 3,676,930.04, 5,515,396.68 and 1,152,782.12 is: 1,729,173.69
Step by Step Solution
- Step 1: Write the proportion equation
3,676,930.04 : 5,515,396.68 = 1,152,782.12 : x - Step 2: Convert to fraction form
3,676,930.04/5,515,396.68 = 1,152,782.12/x - Step 3: Cross multiply
3,676,930.04x = 5,515,396.68 × 1,152,782.12 - Step 4: Simplify right side
3,676,930.04x = 6,358,050,677,411.36 - Step 5: Solve for x
x = 6,358,050,677,411.36/3,676,930.04 - Step 6: Final answer
x = 1,729,173.69
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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.