Finding the Fourth Proportional to 1,696,425.50, 2,544,636.62 and 434,251.10
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Solution
The fourth proportional to 1,696,425.50, 2,544,636.62 and 434,251.10 is: 651,376.23
Step by Step Solution
- Step 1: Write the proportion equation
1,696,425.50 : 2,544,636.62 = 434,251.10 : x - Step 2: Convert to fraction form
1,696,425.50/2,544,636.62 = 434,251.10/x - Step 3: Cross multiply
1,696,425.50x = 2,544,636.62 × 434,251.10 - Step 4: Simplify right side
1,696,425.50x = 1,105,011,239,697.73 - Step 5: Solve for x
x = 1,105,011,239,697.73/1,696,425.50 - Step 6: Final answer
x = 651,376.23
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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.