Finding the Fourth Proportional to 1,092,838.32, 1,639,257.48 and 294,121.68
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Solution
The fourth proportional to 1,092,838.32, 1,639,257.48 and 294,121.68 is: 441,182.52
Step by Step Solution
- Step 1: Write the proportion equation
1,092,838.32 : 1,639,257.48 = 294,121.68 : x - Step 2: Convert to fraction form
1,092,838.32/1,639,257.48 = 294,121.68/x - Step 3: Cross multiply
1,092,838.32x = 1,639,257.48 × 294,121.68 - Step 4: Simplify right side
1,092,838.32x = 482,141,163,970.17 - Step 5: Solve for x
x = 482,141,163,970.17/1,092,838.32 - Step 6: Final answer
x = 441,182.52
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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.