Finding the Fourth Proportional to 1,639,684.05, 2,459,437.41 and 502,449.54
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Solution
The fourth proportional to 1,639,684.05, 2,459,437.41 and 502,449.54 is: 753,647.14
Step by Step Solution
- Step 1: Write the proportion equation
1,639,684.05 : 2,459,437.41 = 502,449.54 : x - Step 2: Convert to fraction form
1,639,684.05/2,459,437.41 = 502,449.54/x - Step 3: Cross multiply
1,639,684.05x = 2,459,437.41 × 502,449.54 - Step 4: Simplify right side
1,639,684.05x = 1,235,743,194,185.21 - Step 5: Solve for x
x = 1,235,743,194,185.21/1,639,684.05 - Step 6: Final answer
x = 753,647.14
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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.