Finding the Fourth Proportional to 1,311,467.98, 1,965,823.62 and 600,911.68
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Solution
The fourth proportional to 1,311,467.98, 1,965,823.62 and 600,911.68 is: 900,735.96
Step by Step Solution
- Step 1: Write the proportion equation
1,311,467.98 : 1,965,823.62 = 600,911.68 : x - Step 2: Convert to fraction form
1,311,467.98/1,965,823.62 = 600,911.68/x - Step 3: Cross multiply
1,311,467.98x = 1,965,823.62 × 600,911.68 - Step 4: Simplify right side
1,311,467.98x = 1,181,286,374,077.88 - Step 5: Solve for x
x = 1,181,286,374,077.88/1,311,467.98 - Step 6: Final answer
x = 900,735.96
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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.