Finding the Fourth Proportional to 1,096,901.70, 1,645,742.24 and 489,634.98
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Solution
The fourth proportional to 1,096,901.70, 1,645,742.24 and 489,634.98 is: 734,626.42
Step by Step Solution
- Step 1: Write the proportion equation
1,096,901.70 : 1,645,742.24 = 489,634.98 : x - Step 2: Convert to fraction form
1,096,901.70/1,645,742.24 = 489,634.98/x - Step 3: Cross multiply
1,096,901.70x = 1,645,742.24 × 489,634.98 - Step 4: Simplify right side
1,096,901.70x = 805,812,968,767.56 - Step 5: Solve for x
x = 805,812,968,767.56/1,096,901.70 - Step 6: Final answer
x = 734,626.42
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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.