Finding the Fourth Proportional to 1,524,105.86, 2,281,394.44 and 983,639.70
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Solution
The fourth proportional to 1,524,105.86, 2,281,394.44 and 983,639.70 is: 1,472,384.70
Step by Step Solution
- Step 1: Write the proportion equation
1,524,105.86 : 2,281,394.44 = 983,639.70 : x - Step 2: Convert to fraction form
1,524,105.86/2,281,394.44 = 983,639.70/x - Step 3: Cross multiply
1,524,105.86x = 2,281,394.44 × 983,639.70 - Step 4: Simplify right side
1,524,105.86x = 2,244,070,143,772.82 - Step 5: Solve for x
x = 2,244,070,143,772.82/1,524,105.86 - Step 6: Final answer
x = 1,472,384.70
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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.