Finding the Fourth Proportional to 1,724,235.80, 2,586,353.70 and 659,312.60
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Solution
The fourth proportional to 1,724,235.80, 2,586,353.70 and 659,312.60 is: 988,968.90
Step by Step Solution
- Step 1: Write the proportion equation
1,724,235.80 : 2,586,353.70 = 659,312.60 : x - Step 2: Convert to fraction form
1,724,235.80/2,586,353.70 = 659,312.60/x - Step 3: Cross multiply
1,724,235.80x = 2,586,353.70 × 659,312.60 - Step 4: Simplify right side
1,724,235.80x = 1,705,215,582,466.62 - Step 5: Solve for x
x = 1,705,215,582,466.62/1,724,235.80 - Step 6: Final answer
x = 988,968.90
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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.