Finding the Fourth Proportional to 4,352,261.60, 6,526,549.20 and 2,109,087.20
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Solution
The fourth proportional to 4,352,261.60, 6,526,549.20 and 2,109,087.20 is: 3,162,737.59
Step by Step Solution
- Step 1: Write the proportion equation
4,352,261.60 : 6,526,549.20 = 2,109,087.20 : x - Step 2: Convert to fraction form
4,352,261.60/6,526,549.20 = 2,109,087.20/x - Step 3: Cross multiply
4,352,261.60x = 6,526,549.20 × 2,109,087.20 - Step 4: Simplify right side
4,352,261.60x = 13,765,061,377,890.24 - Step 5: Solve for x
x = 13,765,061,377,890.24/4,352,261.60 - Step 6: Final answer
x = 3,162,737.59
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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.