Finding the Fourth Proportional to 993,450.24, 1,482,962.88 and 919,438.08
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Solution
The fourth proportional to 993,450.24, 1,482,962.88 and 919,438.08 is: 1,372,481.97
Step by Step Solution
- Step 1: Write the proportion equation
993,450.24 : 1,482,962.88 = 919,438.08 : x - Step 2: Convert to fraction form
993,450.24/1,482,962.88 = 919,438.08/x - Step 3: Cross multiply
993,450.24x = 1,482,962.88 × 919,438.08 - Step 4: Simplify right side
993,450.24x = 1,363,492,543,098.47 - Step 5: Solve for x
x = 1,363,492,543,098.47/993,450.24 - Step 6: Final answer
x = 1,372,481.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.