Finding the Fourth Proportional to 3,246,456.44, 4,869,635.40 and 1,116,558.98
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Solution
The fourth proportional to 3,246,456.44, 4,869,635.40 and 1,116,558.98 is: 1,674,821.53
Step by Step Solution
- Step 1: Write the proportion equation
3,246,456.44 : 4,869,635.40 = 1,116,558.98 : x - Step 2: Convert to fraction form
3,246,456.44/4,869,635.40 = 1,116,558.98/x - Step 3: Cross multiply
3,246,456.44x = 4,869,635.40 × 1,116,558.98 - Step 4: Simplify right side
3,246,456.44x = 5,437,235,135,195.89 - Step 5: Solve for x
x = 5,437,235,135,195.89/3,246,456.44 - Step 6: Final answer
x = 1,674,821.53
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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.