Finding the Fourth Proportional to 5,818,294.72, 8,728,815.84 and 1,829,206.72
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Solution
The fourth proportional to 5,818,294.72, 8,728,815.84 and 1,829,206.72 is: 2,744,241.97
Step by Step Solution
- Step 1: Write the proportion equation
5,818,294.72 : 8,728,815.84 = 1,829,206.72 : x - Step 2: Convert to fraction form
5,818,294.72/8,728,815.84 = 1,829,206.72/x - Step 3: Cross multiply
5,818,294.72x = 8,728,815.84 × 1,829,206.72 - Step 4: Simplify right side
5,818,294.72x = 15,966,808,592,170.44 - Step 5: Solve for x
x = 15,966,808,592,170.44/5,818,294.72 - Step 6: Final answer
x = 2,744,241.97
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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.