Finding the Fourth Proportional to 3,115,035.84, 4,672,532.70 and 1,676,396.28
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Solution
The fourth proportional to 3,115,035.84, 4,672,532.70 and 1,676,396.28 is: 2,514,583.09
Step by Step Solution
- Step 1: Write the proportion equation
3,115,035.84 : 4,672,532.70 = 1,676,396.28 : x - Step 2: Convert to fraction form
3,115,035.84/4,672,532.70 = 1,676,396.28/x - Step 3: Cross multiply
3,115,035.84x = 4,672,532.70 × 1,676,396.28 - Step 4: Simplify right side
3,115,035.84x = 7,833,016,436,458.36 - Step 5: Solve for x
x = 7,833,016,436,458.36/3,115,035.84 - Step 6: Final answer
x = 2,514,583.09
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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.